Megapodes incubate their eggs using the heat of an active volcano on this Pacific isle.

The ship that got left behind.

A large-scale steel sculpture entitled 'The Shadow Boxer' pays tribute to Nelson Mandela.

One of the tallest buildings in Africa provides a great view of Johannesburg's unique geography.

A powerful tribute to the victims who suffered under Ethiopia's most devastating regime.

An enormous public square and parade ground built to celebrate Ghana's independence.

Where thousands of slaves passed through the "Door of No Return."

The oldest of its kind in the country, this tree sits where formerly enslaved people are said to have founded the city of Freetown.

A rehabilitation center for confiscated, orphaned, and abandoned chimpanzees.

After several weeks of radio silence, this abandoned oil tanker washed up on a remote beach in Liberia.

This precariously balanced boulder is said to be a hunk of stolen butter dropped by the gods.

World's tallest monolithic statue has served as a pilgrimage site since its completion in 993 CE.

The mysterious empty cupola behind the monumental arch points to an ancient prophecy of Delhi.

This weekly bazaar started in the 1960s as a way for hippie travelers to barter their goods.

There are millions of temples in India, but only one prominent temple dedicated to the Hindu creator god.

Bold contestants slide in a rice paddy behind two charging bulls.

The oldest still-inhabited hill fort in India looks like a magnificent golden sandcastle.

Modest by day, illuminated majestically at sunset.

This experimental utopian "city of the future" in rural India may hold a dark secret.

A blooming house of worship for the masses.

An extraordinary "City of Caves" carved from solid stone.

This peaceful Sikh gurudwara serves around 50,000 free meals every day within its gilded walls.

The world's second-largest sundial, made entirely out of stone.

The remains of what was, not so long ago, the world's largest city.