Seoul's Hidden Gems 2026 | Top 10 Secret Spots: A Complete Guide to Ikseon-dong and the Starry Library

When you think of Seoul, South Korea, do images of the bustling shopping streets of Myeongdong, the vibrant nightlife of Hongdae, or the tourists in traditional hanbok at Gyeongbokgung Palace immediately come to mind? Undoubtedly, as the capital of South Korea, Seoul boasts countless popular attractions and must-visit sites. However, if you’re a traveler who enjoys delving deeper and prefers to stray from the typical tourist paths, these well-trodden routes may no longer satisfy your thirst for exploration. For your 2026 trip to Seoul, consider changing your pace and discovering those lesser-known yet incredibly charming hidden spots.

Kinnso has carefully curated a list of 10 hidden gems in Seoul that are often overlooked and underrated. Our selection ranges from quirky art districts to futuristic architectural wonders, as well as serene natural oases that provide a sense of tranquility. These locations may surprise you and even seem a bit unbelievable, but they will undoubtedly add an unparalleled vibrancy to your trip to South Korea. Are you ready to stray from the beaten path and embark on a unique adventure in Seoul with us?

When you visit Seoul, you may have already explored the famous Bukchon Hanok Village. However, if you're seeking a more vibrant retro atmosphere, Ikseon-dong Hanok Village is undoubtedly your best choice. Here, traditional "hanok" houses, with their charming curved roofs and rustic wooden structures, beautifully intertwine with modern fashion. As you stroll through the intricate alleyways, you'll discover numerous creative shops, fragrance boutiques, and restaurants brimming with exotic flair, all housed in century-old buildings. This place is devoid of any dull historical vibe; instead, it exudes a youthful "Newtro" style, making every corner a fantastic backdrop for photos.

In terms of practical information, reaching Ikseon-dong is quite convenient. Simply take the subway to "Jongno 3-ga" Station and walk for a few minutes to arrive. The area itself is free to explore, and if you wish to enjoy a cup of hand-brewed coffee along with some exquisite desserts at a unique café, expect to spend around 6,000 to 10,000 Korean Won (approximately HKD 35 to 60 / TWD 140 to 230). As a travel tip, I highly recommend renting a vintage dress from the Korean Enlightenment period to wander amidst the traditional stone walls and modern neon lights. The photos you capture here are sure to spark lively discussions on social media.

If you are a lover of reading or architectural beauty, the Starfield Library located within the COEX Mall in Gangnam District is a must-visit dream destination. This expansive public library, featuring a soaring two-story space, is most striking for its towering bookshelves that reach an impressive height of 13 meters (approximately 42 feet). These shelves are neatly lined with thousands of books, creating a visually breathtaking experience. At night, the lights on the bookshelves illuminate, transforming the entire space into a starry wonderland, which is how it earned the name "Starfield Library."

To visit the Starry Sky Library, you can take the subway to "Sam Shing Station" and enter directly through the shopping mall’s connecting passage, completely free of charge. Although most of the books on the top shelves are primarily for decoration and the collection is mainly in Korean, sitting on the central bench and soaking in the atmosphere surrounded by knowledge is still a delightful experience. Travel tips suggest that weekends tend to be crowded here, so it is advisable to plan your visit on a weekday morning. This way, you can enjoy a peaceful reading time and capture the perfect scenic shots without any passersby in the frame.

If you have a passion for street art, then Ihwa Mural Village is undoubtedly one of the most underrated artistic gems in Seoul. This once-dilapidated residential area has been transformed into a vibrant open-air art gallery through the creative efforts of artists and local residents. As you stroll along the hillside paths, you'll encounter a variety of colorful murals adorning the walls of homes, staircases, and even fences, featuring charming designs and playful, quirky elements. The village has thoughtfully set up photo spots at certain breathtaking viewpoints, making it easy for you to capture the perfect shot.

To visit the Ihwa Mural Village, you can take the subway to "Hyehwa Station" and then walk uphill. Since the entire village is built on the mountainside, you will encounter numerous steep stairs and uphill paths along the way. It is highly recommended to wear comfortable sneakers for this journey. Additionally, many local residents still live here, so please remember to keep your voice down and respect their living space while exploring and taking photos. If you get tired, there are several small cafes within the village that offer a great view of the Seoul skyline, making them perfect spots to enjoy a cold drink and take a moment to rest.

Are you in search of a surreal space designed purely for Instagram-worthy photos? Look no further than the Color Pool Museum, located near Insadong! This place feels like it has stepped right out of a social media influencer's video, with walls, floors, and various oversized props all painted in vibrant or dreamy pastel shades. As we are accustomed to the mundane neutral tones of everyday life, entering this extremely colorful yet tastefully designed space offers a visually stimulating experience that is truly delightful.

This museum is located within a shopping mall near "An-Guk Station," with an admission fee of approximately 15,000 Korean Won (around HKD 90 / TWD 350). The museum is divided into various exhibition zones, each themed with distinct colors, such as a pink ball pit and a mint green dessert world. Each area is equipped with a plethora of props to unleash your creativity. A travel tip is to wear pure white or strongly contrasting solid color outfits when visiting; this will help you stand out against the vibrant backgrounds. Also, don’t forget to bring a portable charger, as your camera shutter will surely be working overtime!

Seoul is home to a variety of unique parks, but Haneul Park stands out as one of the most enchanting hidden gems during the autumn season. This park is built on what was once a landfill, and after a successful ecological restoration, it has transformed into one of the favorite green spaces for the citizens of Seoul. To reach the park at the summit, visitors can either climb the iconic "Z-shaped" wooden staircase or opt for a paid shuttle service within the park. At the top, you'll find a bowl-shaped observation deck known as the "Bowl Filled with Sky," offering a breathtaking 360-degree view of the stunning scenery of Seoul and the Han River.

The park is conveniently located near the subway station "World Cup Stadium" and is open to the public free of charge. While it is a great spot for a stroll year-round, if you visit Seoul in October, you definitely shouldn't miss the "Reed Festival." During this time, the entire hillside is blanketed with silver grasses that sway gently in the breeze, creating an incredibly romantic atmosphere. I highly recommend arriving an hour before sunset; as the golden rays of the setting sun illuminate the sea of reeds and the surface of the Han River, the tranquility and beauty will undoubtedly become one of the most unforgettable moments of your trip to Seoul.

For those with a fear of heights, walking on elevated bridges can often feel like a nightmare, but Seoullo 7017 is a remarkable exception! This elevated garden, transformed from a disused highway from the 1970s, features a spacious pathway constructed from sturdy reinforced concrete. Lined with a diverse array of trees and shrubs on both sides, strolling through this lush greenery will surely make you forget that you are suspended above the bustling traffic below. It stands as a source of pride for Seoul's urban renewal and serves as an essential pedestrian pathway connecting both sides of the train station.

Seoul's 7017, located near "Seoul Station," is open 24 hours a day and free of charge, making it a perfect addition to any itinerary. The walkway features numerous benches for resting, small coffee kiosks, and street pianos along the way. As a travel tip, I highly recommend visiting this spot for a stroll in the evening. When the bridge lights up in a stunning blue, combined with the bustling cityscape below, the atmosphere becomes incredibly romantic—ideal for couples on a date or for a leisurely walk to aid digestion after a meal.

Even if you are not deeply versed in architectural design, the Dongdaemun Design Plaza (DDP) with its spaceship-like appearance will undoubtedly leave you in awe. Designed by the late renowned architect Zaha Hadid, this massive, streamlined structure features no right angles and is clad in tens of thousands of uniquely shaped aluminum panels. More than just an exhibition hall and shopping center, it is a work of art that defies gravity and visual limits. Simply taking a stroll around the exterior of the building immerses you in a rich sense of futuristic sci-fi.

DDP is conveniently located directly above the "Dongdaemun History and Culture Park Station" on the subway, making it easily accessible. The interior frequently hosts a variety of design exhibitions, fashion weeks, and markets, while the surrounding area is filled with large wholesale malls and vibrant pet streets that reflect local life. It is recommended to visit in the evening, as you can enjoy the interplay of light and shadows on the metallic facade under the sunset, and after dark, the building is illuminated with a futuristic lighting display. After exploring the plaza, you can easily cross over to the nearby mall for extensive shopping or to savor some street food, making for a fulfilling experience.

In the bustling heart of Seoul, Cheonggyecheon serves as a vibrant green artery that breathes life into the urban landscape. This urban stream stretches approximately 10 kilometers and was once buried under concrete and transformed into an elevated highway during one of Korea's darkest developmental periods. However, in recent times, it has been miraculously restored to its former glory. Today, Cheonggyecheon resembles an outdoor historical and ecological museum, where visitors can not only admire the lush riverside vegetation but also encounter remnants of the concrete pillars that once supported the elevated highway, now covered in moss, quietly narrating the city's transformation.

The Cheonggyecheon stream runs through several key subway stations in downtown Seoul, such as City Hall Station and Jonggak Station, providing an instant escape from the city's hustle and bustle. This serene spot has become a secret haven for many office workers in Seoul, who take leisurely strolls during their lunch breaks, as well as for couples enjoying quiet conversations at night. During the hot summer months, you can often see locals removing their shoes and socks to dip their feet in the cool stream water for a refreshing respite. Purchasing a cup of coffee and sitting by the stream while listening to the gentle flow of water is the perfect way to experience the relaxed pace of life that locals enjoy in Seoul.

South Korea is home to many renowned temples, but within the bustling city of Seoul, Jogyesa Temple may not be the first that comes to mind. However, it holds an irreplaceable position in the heart of the city. As the head temple of Korean Zen Buddhism, Jogyesa is nestled amidst the modern skyscrapers of the Jongno district, creating a fascinating contrast between the ancient and the contemporary. The temple's architecture is both solemn and grand, with ancient cypress and white pine trees, some hundreds of years old, standing in front of the main hall, adding a sense of tranquility and stability to this sacred space.

Caoxi Temple is conveniently located near both "Anguo Station" and "Bell Tower Station," making it a wonderful place for spiritual rejuvenation. However, the travel tip I most want to share with you is this: if your visit coincides with the spring season (around the time of Buddha's birthday), you absolutely must experience the "Lotus Lantern Festival" held here. During this time, the entire temple grounds and courtyards are adorned with thousands of vibrant paper lanterns. Once illuminated at night, the scene transforms into a breathtaking spectacle, offering a divine and glamorous visual experience that is sure to leave a lasting impression.

If you have already visited the Ihwa Mural Village and are in search of a more hidden gem with a lively atmosphere, then Hongje-dong Village will surely capture your heart. This village preserves a snapshot of Korean society from the 1970s, featuring charming low-rise houses built into the hillside. It earned its name because the residents worked as diligently as ants. Unlike other commercialized attractions, this area offers a sense of simplicity and tranquility. The villagers and artists have collaborated to create numerous warm, adorable, and even humorous murals on the walls, making it a perfect spot for travelers who enjoy a leisurely exploration.

To reach Ant Village, you need to take the subway to "Hung Chai Station," and then transfer to the local minibus "West Gate 07," which winds its way up the mountain. Here, you will find a serene atmosphere with hardly any tourists, only the occasional elder passing by and lazy cats basking in the sun. The area’s undulating terrain and narrow alleys create a cinematic ambiance, making it especially recommended for friends who enjoy film photography. Likewise, this is a peaceful residential neighborhood, so please remember to keep your volume down during your visit, and quietly capture the true essence of this city with your eyes and camera.

The 10 lesser-known attractions in Seoul that I've compiled for you—have they changed your preconceived notions about this vibrant city? From the charming, old mural villages filled with local character to the sleek, modern architecture, Seoul's allure extends far beyond the bustling mainstream shopping districts. The next time you plan a trip to South Korea, consider adding these hidden gems to your itinerary. You might just discover your own unique surprises in these often-overlooked corners of Seoul!