Natural Wonders
Explore Jeju Island's pristine natural beauty, from volcanic peaks to ancient forests and dramatic coastlines
Jeju's Natural Treasures
Discover the diverse natural landscapes that make Jeju Island a UNESCO World Heritage Site

Hallasan Mountain
South Korea's highest peak and sacred mountain, featuring diverse ecosystems from subtropical to alpine zones

Lava Tube Cave System
UNESCO World Heritage underground network of volcanic caves formed by ancient lava flows

Oreum Volcanic Cones
Over 360 parasitic volcanic cones scattered across the island, each offering unique hiking experiences
Diverse Ecosystem Zones
Jeju's volcanic landscape creates distinct elevation zones, each supporting plant plant and animal communities
Alpine Zone
Features:
- Alpine plants
- Cloud forest
- Volcanic crater
Temperate Forest
Features:
- Deciduous trees
- Mixed forest
- Wildlife corridors
Subtropical Zone
Features:
- Evergreen forest
- Warm climate plants
- Diverse wildlife
Coastal Zone
Features:
- Sea cliffs
- Beach vegetation
- Marine ecosystems
Living Volcanic Laboratory
Jeju Island is a geological wonder formed entirely by volcanic activity over the past 2 million years. The island continues to provide scientists with insights into volcanic processes, ecosystem development, and the effects of isolation on biodiversity.
Dormant Shield Volcano
Formed by gentle lava flows creating a broad, shield-like profile
Unique Lava Tube System
World's longest lava tube caves formed by ancient eruptions
360+ Parasitic Cones
Secondary volcanic cones scattered across the landscape

Conservation & Research
Protecting Jeju's unique ecosystems for future generations through scientific conservation efforts
UNESCO Triple Crown
World Heritage Site, Biosphere Reserve, and Global Geopark designations
Endemic Species Protection
Over 200 endemic plant species found nowhere else on Earth
Ecosystem Restoration
Active programs to restore damaged ecosystems and remove invasive species
Climate Research
Important research site for understanding island ecosystem responses to climate change
Nature Through the Seasons
Experience Jeju's natural beauty throughout the year - each season offers unique discoveries
Spring (Mar-May)
- • Cherry blossoms bloom
- • Royal azaleas on Hallasan
- • Migrating birds arrive
- • Perfect hiking weather
Summer (Jun-Aug)
- • Lush green landscapes
- • Coastal activities peak
- • Summer flowers bloom
- • Cool mountain refuges
Fall (Sep-Nov)
- • Stunning autumn colors
- • Clear mountain views
- • Harvest season begins
- • Ideal photography conditions
Winter (Dec-Feb)
- • Snow-capped Hallasan
- • Dramatic winter seascapes
- • Camellia flowers bloom
- • Peaceful, fewer crowds
Explore Jeju's Natural Paradise
Discover the pristine natural beauty that makes Jeju Island a UNESCO World Heritage treasure