A German apartment building hosting as many trees as human occupants.

This magnificent stepwell is designed as an inverted temple and adorned with 1,500 sculptures.

The ancient latrines of the Greeks, in all their public glory.

The meteor that sealed the fate of the dinosaurs landed at this site, one of the largest impact craters in the world.

At the United Kingdom's only residential library you can sleep among the books.

Mysterious rocks that ring musically when struck.

The 43-mile route crosses through six islands with gorgeous views of the Seto Inland Sea.

This "dead marsh" sits among the largest sand dunes in the world, a forest frozen in time.

A botanically themed auditorium blooms within the world’s last operating double-decker theater.

Two bulls enter. One leaves a champion—but neither loses its life.

Browse through roughly 130,000 titles in the world's largest independent video rental store.

Ancient structures used to make and preserve ice in the deserts of Persia.

One of the world's largest Tesla coils.

This collection of over 50 classic pinball machines awaits visitors to downtown Roanoke.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

A secretive collection featuring objects that were designed specifically for U.S. intelligence operations.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

An unfinished rail tunnel that has since been used to house cheese and bats.

Dakar is home to one of the oldest African art institutions in West Africa.

An American city stranded at the tip of a Canadian peninsula where strict adherence to the "49th parallel rule" became problematic.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

A beautiful opera house in the heart of Amazonia has recently restarted performances after a 90-year hiatus.

This Himalayan airport provides one of the most difficult landings in the world.

When you can afford only half a road, you build only half a road.