Busan, South Korea
A Glass Skywalk Over the SeaBusan is South Korea's second largest city known for its unique location by the sea and mountains. One of the city's most beautiful coastal trails, Igidae, ends at the Oryukdo Skywalk, a glass bridge that hangs over the peninsula’s coastal cliff. Entry is free and visitors are required to wear cloth booties over shoes to protect the glass. The skywalk is also accessible via bus and tax from Kyungsung University Station.