Plunge into a deep ocean sinkhole off Andros.
A 165-km, ten-day wilderness trail from the ice sheet to the coast with huts, reindeer and no roads.
The one Kenyan park you can explore by bike, pedalling past zebra and giraffe to the red cliffs and gorge that inspired The Lion King.
River cave of Maya skeletons and artefacts.
Current-swept island reefs at the mouth of the Red Sea.
The world’s highest commercial bridge bungee — a 216-metre drop off the Garden Route.
Waterfall-and-hot-spring town that is Ecuador’s adventure capital.
The world’s highest paved international road, Islamabad to Kashgar.
Dune-bashing in a 4x4, sandboarding, camel rides and a Bedouin-style dinner with falconry as the sun sets over the sand.
Jordan’s slice of the Red Sea: coral gardens, a sunken tank and the Cedar Pride wreck in warm, calm water.
Clear Caribbean sinkholes and reef right off the shore at Playa Giron.
Downhill ride along the cliff-hugging old Yungas road from La Paz.
A Japanese fleet sunk in 1944 lies in shallow, clear water — a dozen wrecks divers can swim through.
Stand at the bottom of the world.
Visit Marcahuasi, a 4,000 m plateau of giant stone faces that stare back
Paddle silent bays beside sculpted icebergs while penguins porpoise alongside and seals watch from the floes.
The "King’s Trail" through Swedish Lapland, past Kebnekaise and Sarek.
Camel trek to towering Erg Chebbi dunes.
Ras Mohammed’s coral walls and the Thistlegorm wreck, with visibility so clear the reef looks lit from within.
Drift between the American and Eurasian tectonic plates in gin-clear glacial water.
Four-day jungle trek to terraced ruins older than Machu Picchu.
Granite-boulder islands in the Andaman Sea with some of Thailand’s clearest water and best coral.
The planet's richest coral reefs.
Oceanic island off Borneo ranked among the best dive sites on Earth — turtles, barracuda tornadoes, reef sharks.
Fringing reef in Western Australia where whale sharks cruise close to shore.
Trek the high cliff trail above the Amalfi Coast, the sea shimmering 500 m below
Watch one of the world’s most active volcanoes fling glowing lava into the dark, every few minutes
48 hairpin bends climbing to 2,758 m — one of the greatest driving roads in the world
Walk the cliff path linking five pastel fishing villages above the Ligurian Sea
The route that killed Franklin, now open for a few weeks each summer.
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