Discover the best places in the world for an epic adventure. Explore our database of top marathons, ultras, mountains, treks, and ski areas on every continent.

AFRICA

Otter Trail

Year Round | 44 km | 5 Days | FKT: 3h 59m (Race) | South Africa

Le Grand Raid

October | 163 km | 1D | Trail | F:2K | 66 HL | △△△△ | Reunion

Le Grand Raid

October | 163 km | 1D | Trail | F:2K | 66 HL | △△△△ | Reunion

Otter Trail

Year Round | 44 km | 5 Days | FKT: 3h 59m (Race) | South Africa

ASIA

Hong Kong 100

January | 100 km | 1D | Trail | 32 HL | △△△△ | Hong Kong

Snowman Trek

June – Oct | 328 km | 24 Days | FKT: 15d 9h (Standard) | Bhutan

UTMB Oman

November | 170 km | 1D | Trail | △△△△ | Oman

India: Gulmarg Resort

Mid Nov-Early May | 2,400 ac | 550″ Snow | 8 Lifts | 13,123′ Top Elev. | 4,921′ Vert. | 25% Beg. | 20% Exp.

Annapurna 100

October | 100 km | 1D | Trail | F:150 | 24 HL | △△△ | Nepal

Elbrus Race

July | 105 km | 1D | Mountain | F:300 | 72 HL | △△△△ | Russia

Iran: Dizin Ski Resort

Early Dec-Late May | 1,159 ac | 200″ Snow | 16 Lifts | 11,811′ Top Elev. | 3,117′ Vert. | 50% Beg. | 10% Exp.

Borneo TMBT

September | 100 km | 1D | Trail | △△△ | Malaysia

Elbrus Race

July | 105 km | 1D | Mountain | F:300 | 72 HL | △△△△ | Russia

UTMB Oman

November | 170 km | 1D | Trail | △△△△ | Oman

Snowman Trek

June – Oct | 328 km | 24 Days | FKT: 15d 9h (Standard) | Bhutan

Annapurna 100

October | 100 km | 1D | Trail | F:150 | 24 HL | △△△ | Nepal

Iran: Dizin Ski Resort

Early Dec-Late May | 1,159 ac | 200″ Snow | 16 Lifts | 11,811′ Top Elev. | 3,117′ Vert. | 50% Beg. | 10% Exp.

Hong Kong 100

January | 100 km | 1D | Trail | 32 HL | △△△△ | Hong Kong

India: Gulmarg Resort

Mid Nov-Early May | 2,400 ac | 550″ Snow | 8 Lifts | 13,123′ Top Elev. | 4,921′ Vert. | 25% Beg. | 20% Exp.

EUROPE

Switzerland: Zermatt

Year Round | 360 ac | 300″ Snow | 52 Lifts | 12,792′ Top Elev. | 7,477′ Vert. | 11% Beg. | 10% Exp.

Spartathon

September | 245 km | 1D | Road | F:300 | 36 HL | △△ | Greece

Mountainman

August | 81 km | 1D | Mountain | △△△ | Switzerland

Tor Des Geants

September | 330 km | 1D | Mountain | F:500 | 150 HL | △△△△ | Italy

Switzerland: Verbier

Early Nov-Early May | 400 ac | 331″ Snow | 82 Lifts | 10,925′ Top Elev. | 6,004′ Vert. | 0% Beg. | 21% Exp.

Kungsleden

July – Aug | 440 km | 7 Days | FKT: 6d 2h 51m (Standard) | Sweden

France: Les 3 Vallees

Early Dec-Late Apr | 25,900 ac | 300″ Snow | 166 Lifts | 10,499′ Top Elev. | 7,546′ Vert. | 14% Beg. | 12% Exp.

France: Paradiski

Mid Dec-Late Apr | 35,559 ac | 250″ Snow | 160 Lifts | 10,663′ Top Elev. | 6,562′ Vert. | 4% Beg. | 15% Exp.

Italy: Dolomiti Superski

Late Nov-Early May | 90,000 ac | 47″ Snow | 455 Lifts | 9,810′ Top Elev. | 5,794′ Vert. | 0% Beg. | 13% Exp.

Swiss Alps: Eiger

Early July – Early Sept | 5 Days | 13,025′ Elev. | Level 3B | Switzerland

Switzerland: Zermatt

Year Round | 360 ac | 300″ Snow | 52 Lifts | 12,792′ Top Elev. | 7,477′ Vert. | 11% Beg. | 10% Exp.

Italy: Dolomiti Superski

Late Nov-Early May | 90,000 ac | 47″ Snow | 455 Lifts | 9,810′ Top Elev. | 5,794′ Vert. | 0% Beg. | 13% Exp.

Mountainman

August | 81 km | 1D | Mountain | △△△ | Switzerland

Switzerland: Verbier

Early Nov-Early May | 400 ac | 331″ Snow | 82 Lifts | 10,925′ Top Elev. | 6,004′ Vert. | 0% Beg. | 21% Exp.

France: Paradiski

Mid Dec-Late Apr | 35,559 ac | 250″ Snow | 160 Lifts | 10,663′ Top Elev. | 6,562′ Vert. | 4% Beg. | 15% Exp.

France: Les 3 Vallees

Early Dec-Late Apr | 25,900 ac | 300″ Snow | 166 Lifts | 10,499′ Top Elev. | 7,546′ Vert. | 14% Beg. | 12% Exp.

Tor Des Geants

September | 330 km | 1D | Mountain | F:500 | 150 HL | △△△△ | Italy

TransAlpine Run

August | 230 km | 8D | Mountain | F:300 | △△△△ | Multi-Country

Tour du Mont Blanc

June – Sept | 170 km | 8 Days | FKT: 20h 11m (UTMB) | France-Italy-Switzerland

Spartathon

September | 245 km | 1D | Road | F:300 | 36 HL | △△ | Greece

Kungsleden

July – Aug | 440 km | 7 Days | FKT: 6d 2h 51m (Standard) | Sweden

NORTH AMERICA

Kalalau Trail

May – Sept | 35 km | 3 Days | FKT: 3h 57m (Out & Back) | Hawaii

Badwater 135

July | 216 km | 1D | Road | F:100 | 48 HL | △△△△ | California

Western States

June | 160 km | 1D | Mountain | F:370 | 30 HL | △△△△ | California

Colorado Trail

June – Sept | 800 km | 28 Days | FKT: 8d 13h 28m (East to West) | Colorado

Angeles Crest

August | 160 km | 1D | Trail | F:150 | 33 HL | △△△△ | California

Colorado: Vail (Epic)

Mid Nov-Mid Apr | 5,289 ac | 354″ Snow | 31 Lifts | 11,570′ Top Elev. | 3,450′ Vert. | 18% Beg. | 0% Exp.

HURT 100

January | 160 km | 1D | Trail | F:130 | 36 HL | △△△△ | Hawaii

Idaho: Sun Valley (Epic)

Late Nov-Mid Apr | 2,154 ac | 220″ Snow | 18 Lifts | 9,150′ Top Elev. | 3,400′ Vert. | 36% Beg. | 2% Exp.

Tahoe 200

September | 320 km | 1D | Trail | 100 HL | △△△△ | California

La Transtica

November | 200 km | 5D | Trail | F:70 | △△△△ | Costa Rica

Utah: Snowbasin (Epic)

Late Nov-Mid Apr | 3,000 ac | 300″ Snow | 11 Lifts | 9,350′ Top Elev. | 2,900′ Vert. | 7% Beg. | 9% Exp.

Vermont 100

July | 160 km | 1D | Mountain | F:350 | 30 HL | △△△△ | Virginia

Western States

June | 160 km | 1D | Mountain | F:370 | 30 HL | △△△△ | California

Vermont 100

July | 160 km | 1D | Mountain | F:350 | 30 HL | △△△△ | Virginia

Colorado: Steamboat (Ikon)

Late Nov-Mid Apr | 2,965 ac | 336″ Snow | 18 Lifts | 10,568′ Top Elev. | 3,668′ Vert. | 14% Beg. | 0% Exp.

Old Dominion 100

June | 160 km | 1D | Mountain | F:50 | 28 HL | △△△△ | Vermont

Badwater 135

July | 216 km | 1D | Road | F:100 | 48 HL | △△△△ | California

La Transtica

November | 200 km | 5D | Trail | F:70 | △△△△ | Costa Rica

Utah: Snowbasin (Epic)

Late Nov-Mid Apr | 3,000 ac | 300″ Snow | 11 Lifts | 9,350′ Top Elev. | 2,900′ Vert. | 7% Beg. | 9% Exp.

Colorado: Vail (Epic)

Mid Nov-Mid Apr | 5,289 ac | 354″ Snow | 31 Lifts | 11,570′ Top Elev. | 3,450′ Vert. | 18% Beg. | 0% Exp.

Tahoe 200

September | 320 km | 1D | Trail | 100 HL | △△△△ | California

Fundy Circuit

Apr – Oct | 48 km | 4 Days | FKT: 4h 47m (Standard) | Canada

Skyline Trail

May – Sept | 45 km | 2 Days | FKT: 3h 59m (Standard) | Canada

Rae Lakes Loop

June – Sept | 66 km | 5 Days | FKT: 7h 29m (Standard) | California

Kalalau Trail

May – Sept | 35 km | 3 Days | FKT: 3h 57m (Out & Back) | Hawaii

Angeles Crest

August | 160 km | 1D | Trail | F:150 | 33 HL | △△△△ | California

John Muir Trail

July – Sept | 340 km | 25 Days | FKT: 2d 19h 26m (S-to-N) | California

Idaho: Sun Valley (Epic)

Late Nov-Mid Apr | 2,154 ac | 220″ Snow | 18 Lifts | 9,150′ Top Elev. | 3,400′ Vert. | 36% Beg. | 2% Exp.

HURT 100

January | 160 km | 1D | Trail | F:130 | 36 HL | △△△△ | Hawaii

Appalachian Trail

Mar – Sept | 3,508 km | 160 Days | FKT: 41d 7h 39m (Northbound) | Eastern US

Colorado Trail

June – Sept | 800 km | 28 Days | FKT: 8d 13h 28m (East to West) | Colorado

SOUTH AMERICA

Inca Trail

May – Sept | 136 km | 4 Days | FKT: 29h 15m (Cordillera Huayhuash) | Peru

Brazil 135

January | 216 km | 1D | Trail | F:35 | 60 HL | △△△△ | Brazil

Argentina: Cerro Catedral

Late June-Early Oct | 1,480 ac | 236″ Snow | 34 Lifts | 7,152′ Top Elev. | 3,773′ Vert. | 17% Beg. | 22% Exp.

4 Refugios

February | 44 km | 1D | Mountain | F:250 | △△△ | Argentina

Chile: Ski Portillo

Late June-Early Oct | 1,235 ac | 326″ Snow | 14 Lifts | 10,984′ Top Elev. | 2,743′ Vert. | 15% Beg. | 25% Exp.

Argentina: Las Leñas

Late June-Early Oct | 17,500 ac | 250″ Snow | 14 Lifts | 11,253′ Top Elev. | 3,904′ Vert. | 15% Beg. | 5% Exp.

Argentina: Cerro Castor

Late June-Late Sept | 600 ac | 200″ Snow | 11 Lifts | 3,173′ Top Elev. | 2,516′ Vert. | 33% Beg. | 15% Exp.

Argentina: Cerro Catedral

Late June-Early Oct | 1,480 ac | 236″ Snow | 34 Lifts | 7,152′ Top Elev. | 3,773′ Vert. | 17% Beg. | 22% Exp.

Argentina: Cerro Castor

Late June-Late Sept | 600 ac | 200″ Snow | 11 Lifts | 3,173′ Top Elev. | 2,516′ Vert. | 33% Beg. | 15% Exp.

4 Refugios

February | 44 km | 1D | Mountain | F:250 | △△△ | Argentina

Brazil 135

January | 216 km | 1D | Trail | F:35 | 60 HL | △△△△ | Brazil

Chile: Ski Portillo

Late June-Early Oct | 1,235 ac | 326″ Snow | 14 Lifts | 10,984′ Top Elev. | 2,743′ Vert. | 15% Beg. | 25% Exp.

Inca Trail

May – Sept | 136 km | 4 Days | FKT: 29h 15m (Cordillera Huayhuash) | Peru

Argentina: Las Leñas

Late June-Early Oct | 17,500 ac | 250″ Snow | 14 Lifts | 11,253′ Top Elev. | 3,904′ Vert. | 15% Beg. | 5% Exp.

OCEANIA