Vast park of the white-eared kob migration.
Remote valley facing the Hindu Kush.
Striped desert canyon walls.
Vast untouched rainforest, UNESCO-listed.
Remote islands of saltwater hippos.
Primary rainforest of rare wildlife, UNESCO-listed.
Liberia's rainforest wilderness.
Vast savanna park, UNESCO-listed.
Pristine "blue pearl" lake near Siberia.
Rainforest reserve of forest elephants.
The world's longest freshwater lake.
Shrinking lake at the edge of the Sahel.
Surreal salt pans stretching to the horizon.
The Osa Peninsula park National Geographic called the most biologically intense place on Earth โ tapirs, scarlet macaws and all four Costa Rican monkeys.
Island of alien dragon-blood trees.
Off-grid dune village of sea lions.
Africaโs largest canyon, 160 km long and 550 m deep, with a five-day hike along its floor.
An 8-km beach with no hotels at all, reached by boat through Jaragua National Park โ the wildest sand in the Caribbean.
Bogs, manors and rugged coastline.
Tepuis and waterfalls, UNESCO-listed.
Wind-carved kalut ridges in one of the hottest places ever measured on Earth.
The storied southern tip of the Americas, where the oceans meet.
The worldโs deepest and oldest lake, frozen into blue ice sheets each winter.
Vast Top End wilderness of wetlands, waterfalls and ancient Aboriginal rock art.
Infobox