Route 01-1 : U-do(island) - Olle



Total Distance : 11.3Km  Total Time : 4-5hour   Difficulty :

Shaped like a sprawled-out cow, U-do exemplifies the essence of Jeju’s scenery with endless green fields, black stone walls, and lighthouses. The largest of the 62 islets surrounding Jeju Island, U-do offers a trail where you can enjoy the indigo ocean and a magnificent view throughout the year. Hiking alongside the old stone walls that are still preserved in their original form, you can enjoy wide variety of landscape, from seaside walk to farm road with the rye, barley and peanuts growing on the trail.

No wheelchair accessible area on this route.

Wheelchair Accessible Area

*Click the route to see wheelchair accessible area

Route Tip

There are restaurants around Hagosudong Beach. If you started hiking early in the morning, there are number of restaurants to ease your hunger near Geommeolle Beach.

Olle Trail Ranger

It is not a problem even if it is your first time to the Jeju Olle Trail.
Let go of the fear of an unfamiliarity and bring excitement for new encounters.
  • Hyeon, Seung Cheol

Public Transportation Information

The public transportation system of Jeju Island has been entirely changed recently and still it's changing. Please double check the up-to-date information of the bus number and route before you take it.

*Click the image to download mobile app

Foreign Language Interpretation Services by Tourism Organizations

[Visit Jeju] Jeju Travel Hot Line(Multi language interpretation service)
- +82 -(0)64-740-6000 / Chat service via mobile app also Available
- Operation Hour : Daily 09:00 ~ 18:00

[KTO] 1330 Korea Travel Hotline(Multi language interpretation service)
- Dial 1330 or though mobile app.
- Operation Hour: 24/7

How to find the Starting Point
How to find the way back from the Finishing Point

U-do Island appears as if a lying cow is holding its head up. The peak of the south is the head of a cow and has many names: Udu-bong(peak), Swemuri Oreum, Somuri Oreum, and Uduak. Udo residents call it a Seom-muri, Seommuri oreum, or Dodu-bong(peak), as it is the head part of the island.

Hagosudong Beach

It has a spacious white sand beach and Udo-bong(peak) in the back. In summer, group of fishing boats light the sea at night.

Hongjodangoe Haebin White Coral Sand Beach

It is the beach on the west of U-do. Red algae stick to rocks and white discharge, and the sand beach, made of shells, appears not even white but blue. Designated as Natural Monument #438 in 2004, this distinguished scenery can only be observed in U-do.


Sebi-koji is the cap stretching straight away Sedokbaji to the ocean. If the head of Udo-bong(peak) is the head of a cow, then this is the tail. The name used to be 'Swemi' or 'Swebi following the cow tail in Jeju dialect,' and now it is 'Sebi.'

U-do Lighthouse Park

It is Korea's first lighthouse theme park on Udo-bong(peak) in Joil-ri, Udo-myeon. There are 14 models of famous lighthouses in Korea and abroad, including Pharos of Alexandria, one of the Seven Wonders of the World. Besides, there is an observatory, walkway, and photo spots.

Udo Haenyeo Anti-Japanese Movement Memorial Monument

It honors the Jeju Jamnyeo Resistance, which is Korea's largest female anti-Japanese movement that took place on January 12, 1932, as well as the most significant uprising of fishers. The Jeju Jamnyeo Resistance is a movement of the Haenyeos of U-do, Saehwa-ri, Jongdal-ri, and Hado-ri against Japanese colonization. In east Jeju, 17,000 Haenyeos partook in it over three months. 300, only in U-do. The monument has an engraving of the 'Haenyeo's Song,' written by Ms. Kwansoon Kang, an Udo-born and a spiritual leader of the U-do Haenyeos.