The classics. Pick one.

Guide-led loop around steaming Silvestri craters. cable car assists.

Rifugio Sapienza, Italy · moderate

Guide-only top zone, steaming vents, Sicily spread below.

Rifugio Sapienza, Italy · hard

Natural arches.

Bundoran, Ireland · easy

Glenbrittle falls.

Carbost, Scotland · easy

Ledge path.

Torla, Spain · hard

Poncho on: the Smoke that Thunders up close.

Victoria Falls, Zimbabwe · easy

Ranger tour.

Moab, USA · moderate

Etruscan ruins and the best view down over Florence.

Florence, Italy · moderate

Caldera trail.

Santorini, Greece · moderate

Five-day canyon epic or the rim viewpoints. Heat decides everything.

Hobas, Namibia · expert

Cliff-top sand paths, stork nests, ocean the whole way.

Porto Covo, Portugal · moderate

Cliff platforms over the lake.

Hallstatt, Austria · moderate

Stellisee reflections of the Matterhorn.

Zermatt, Switzerland · moderate

Chautauqua trail.

Boulder, USA · moderate

Stoltzekleiven.

Bergen, Norway · moderate

Fire lake.

Ponta Delgada, Portugal · moderate

Viewpoint trail.

Praslin, Seychelles · moderate

Hole rock.

Deià, Spain · moderate

Rockslide pines.

Laax, Switzerland · easy

Above town.

Vis, Croatia · easy

Cliff ramparts.

Badami, India · easy

Views over the riviera.

Omiš, Croatia · moderate

Basilica views over the city.

Lyon, France · easy

Red leaves above the city.

Beijing, China · moderate

Granite spires.

Bariloche, Argentina · hard

Wildflower ridge above the Columbia.

Revelstoke, Canada · moderate

16 cloisters.

Novi Sad, Serbia · moderate

Above the clouds on Madeira's roof. Tunnels need headtorches.

Funchal, Portugal · hard

Spring blooms.

Gansbaai, South Africa · easy

Romania's high spine, hut to hut. Moldoveanu summit included.

Victoria, Romania · hard

Europe's toughest trail. Even three days of it earns respect.

Calenzana, France · expert

Jungle trail.

Waisai, Indonesia · easy

Escarpment edge.

Underberg, South Africa · hard

Mansions and magnolias under the oaks.

New Orleans, USA · easy

Coastal trail.

Big Sur, USA · easy

Telemark's roof in summer.

Rjukan, Norway · hard

Citadel views.

Budapest, Hungary · easy

Tahiti waterfall swim included. Name lies, water freezing.

Gerês, Portugal · moderate

Hanging gardens.

Dana, Jordan · moderate

Castle views.

Málaga, Spain · easy

Fort William trail.

Inverness, Scotland · moderate

Fairy Pools trail.

Skye, Scotland · easy

Round tower, two lakes, miners' village ruins. Wicklow's best hour.

Glendalough, Ireland · easy

Multi-day route.

Litochoro, Greece · hard

Stairs and overlooks.

Tallulah Falls, USA · moderate

Overlook trail.

Tinghir, Morocco · moderate

Gates of St Johns.

Port St Johns, South Africa · easy

Lakeside trail to the glacier view.

Hallstatt, Austria · easy

Five colored ponds.

Nihommatsu, Japan · easy

Italy's first national park. Ibex at dawn near Vittorio Sella hut.

Cogne, Italy · moderate

Volcano views.

Terrebonne, USA · moderate

Long-distance trail.

Fort Augustus, Scotland · hard

Lakeside path south.

Bellagio, Italy · easy

Nature's stairmaster.

Vancouver, Canada · hard

Flower trail.

Lauterbrunnen, Switzerland · easy

Dune path.

Sennen Cove, England · easy

Island ruin.

Oban, Scotland · easy

Riverside path.

Qiaotou, China · moderate

Fourteen miles, the last 400 feet on cables. Lottery permit needed.

Yosemite Valley, USA · expert

Summer trail.

Hakuba, Japan · moderate