What is worth doing with a 12-hour layover in Seoul?

- Gyeongbokgung Palace: This grand palace was built in the 14th century and is the largest of the five grand palaces in Seoul. Take a stroll through the palace grounds, admire the traditional Korean architecture, and learn about the history of the Joseon Dynasty.

- Insadong: Insadong is a traditional Korean street lined with shops, restaurants, and tea houses. It's a great place to browse for souvenirs, sample traditional Korean food, and experience the bustling atmosphere of Seoul.

- Namsan Tower: Namsan Tower is a prominent landmark in Seoul and offers stunning panoramic views of the city. Take the cable car to the top of the tower and enjoy the views, or have a meal at one of the revolving restaurants.

- Myeongdong: Myeongdong is a popular shopping district in Seoul and is known for its high-end department stores, boutiques, and street vendors. It's a great place to find cosmetics, clothing, and other fashion items.

- Bukchon Hanok Village: Bukchon Hanok Village is a traditional Korean village with hundreds of preserved hanok (traditional Korean houses). It's a great place to stroll around and admire the architecture, and there are also several shops, cafes, and restaurants to visit.

- Changdeokgung Palace: Changdeokgung Palace is another UNESCO World Heritage Site and is considered one of the most beautiful palaces in Seoul. It's particularly known for its picturesque garden, which is especially stunning in spring and autumn.

- War Memorial of Korea: The War Memorial of Korea commemorates the Korean War and is a must-visit for anyone interested in the history of Korea. The museum has exhibits on the war, as well as a large outdoor park with statues and monuments.

Activities to do during a 12-hour layover in Seoul:

- Take a cooking class: Learn how to make traditional Korean dishes like kimchi or bibimbap. There are many cooking classes available in Seoul, and they're a great way to experience the local cuisine.

- Visit a hanjeongsik restaurant: Hanjeongsik is a traditional Korean meal consisting of many small dishes. It's a great way to sample a variety of Korean dishes, and it's a popular choice for special occasions.

- Relax in a jjimjilbang: Jjimjilbang are Korean saunas, and they're a great place to relax and unwind. They typically have a variety of hot and cold baths, saunas, and massage services.

- Go shopping: Seoul is a major shopping destination, and there's something for everyone here. From high-end department stores to traditional markets, you'll be sure to find what you're looking for.

- Visit a temple: Seoul is home to many Buddhist temples, and they're a great place to learn about Korean culture and religion. Some of the most popular temples include Jogyesa Temple, Bongeunsa Temple, and Gilsangsa Temple.