Visit Bohemian Switzerland

Jurassic sandstone massif of canyons, natural swimming pools and ring-tailed lemurs in the south of Madagascar.

Korea’s most dramatic mountains — granite spires, the Ulsanbawi ridge and a cable car — blazing red in autumn.

Poetic landscape of lakes and fells.

Gorge trails on ladders, chains and walkways over waterfalls.

Trails and tunnels along a marble canyon so narrow the cliffs nearly touch, with the Eternal Spring Shrine over a waterfall.

Saharan plateau of prehistoric rock art.

Trail beneath cliff-built Dogon villages and ancient Tellem granaries.

Jagged eroded sandstone ridge.