This remote highway took over 50 years to build.

The tallest mountain in mainland Australia.

The most easterly point on mainland Australia offers dramatic ocean views.

The name for this waterfall was derived from the Aboriginal word used to describe a rainforest vine.

This small group of sand dunes manages to pack in a strange rainbow of colors.

Réunion Island's highest point is a two-million-year-old volcano and a paraglider's paradise.

A family-run camping spot in the Namibian desert.

A seemingly desolate park that belongs to two countries actually supports all kinds of wildlife.

A 19th-century relic of timekeeping.

This small monument marks the divide between the Atlantic and Indian Oceans at the southernmost tip of Africa.

This road winds through the steep coastal cliffside offering spectacular views for those who brave the drive.

The Cape of Good Hope is not quite as low as you can go on the African continent, but it's still geographically significant.

Largest cave system in Africa.

For millennia, explorers were obsessed with discovering the source of the Nile—is this small mountain stream really the answer?

This prefabricated building was built in Belgium and shipped to Mozambique but was never inhabited, since its iron exterior was unsuitable for the tropical environment.

From neon green watering holes to bleached elephant foetuses, this Mozambique museum makes natural history weird.

Once living up to its name as the grandest hotel in all of Africa, the Grande Hotel is now home to a community of squatters.

Built in 1512, the oldest cathedral in the Americas.

Besides being home to cave paintings and pre-Columbian Cuban archaeological remains, you get to take a boat through this stalactite and stalagmite covered cave.

An old slave lookout in Cuba's historic sugar cane fields.

Neo-cave art on the macro scale.

A focal point of the Cuban government, this city square features one of the most iconic images in the country.

In terms of history and architecture, this is one of the most remarkable cemeteries in the world.

Despite being of the most short-lived republics in history, this small Chilean town won’t forget its two days of independence.