Korea Travel Quick Start Guide

Quick Answer The Jeju Olle Trail (제주 올레길) is a 437km network of 27 walking routes that circles Jeju Island — and it costs nothing to walk. The courses follow Jeju's coastline through fishing villages, volcanic lava fields, and cliffside paths. For first-time visitors, Course 6 (11km, easy, 3–4 hours) is the most approachable entry point, while Course 1 (15.1km, medium, 4–5 hours) delivers the classic Olle experience near Seongsan Ilchulbong. Both trailheads are accessible by public bus. The Full Answer The Jeju Olle Trail was created by Suh Myung-sook (서명숙), a journalist from Seogwipo (서귀포) who walked Spain's Camino de Santiago in 2006 after retiring and returned determined to build something similar on her home island. The first course opened in 2007. By 2012, she had personally charted 21 routes, connecting broken paths, erecting markers, and threading together coastal roads, lava stone walls, and rural alleyways that most visitors to Jeju never encounter. Suh passed aw...

Quick Answer Manjanggul (만장굴) is a natural lava tube cave on Jeju Island, a UNESCO World Natural Heritage Site and Korean Natural Monument No. 98. It reopened on May 30, 2026, after 2.5 years of renovation. Adults pay 4,000 KRW (as of 2026). The open section is 1 km long and ends at the world's largest lava column — 7.6 meters tall. Plan for approximately one hour. The Full Answer Manjanggul is part of the Geomunoreum Lava Tube System (거문오름 용암동굴계), a network of interconnected lava tubes created roughly 100,000–300,000 years ago when lava flows from Geomunoreum volcano traveled south toward the sea. As the outer surface cooled and hardened, molten lava drained out from the interior, leaving behind tunnels. Manjanggul is one of the longest such tubes in the world — the total length is approximately 7,400 meters, though some surveys estimate up to 8.9 km. Of that, only 1 km is accessible to the public. UNESCO designated the Geomunoreum Lava Tube System a World Natural Heritage ...