See perfect reflections on Bolivia's Salar de Uyuni, world's largest salt flat
Trails through mossy rock formations.
Terraced cascades amid mango groves near Banfora.
Jagged coral pinnacles of the interior.
Zodiac cruises past glacier fronts into fjords like Drygalski, with fur seals and icebergs.
River valley in the Caucasus foothills.
Rainforest waterfall near Badou, reached by a butterfly-filled trail.
One of the world's highest single-drop falls.
One of Africa's highest single-drop falls.
Powerful falls on the Fouta plateau.
The "bridal veil" falls tumbling off the Fouta Djallon near Kindia.
The Nile forced through a narrow gorge.
Cliff path above a wild coast.
Wide waterfall near the capital.
Dunes, canyons and dinosaur fossils.
Sandstone arches and rock art in the Sahara.
Powerful waterfall near Kinshasa.
Hidden desert waterhole in the Ennedi where camel caravans meet Nile crocodiles.
Tiered waterfalls in the southern hills.
Thundering 45-metre falls hidden in forest near Ciudad del Este.
Twin 80-metre falls in the rainforest, a film-famous curtain of water.
Young fissure volcano between spreading tectonic rifts.
Tis Issat, the "smoking water" — the Blue Nile plunges 45 metres over a basalt lip below Lake Tana.
Waterfall dropping through three natural bridges into a cave shaft.
One of Africa's largest waterfalls by volume.
Neon sulphur pools, salt flats 125 m below sea level and the Erta Ale lava lake — the hottest inhabited place on Earth.
Jordan’s largest reserve drops 1,600 m from highland village to desert, with ibex, Bedouin camps and the Feynan eco-lodge.
Wind-carved chalk mushrooms and icebergs of rock glowing at sunset — camp overnight under the Sahara stars.
Hike between Hmong and Dao villages through emerald terraces cut into the mountains near the Chinese border.
The "river of five colours", turned red by aquatic plants between June and November.
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