A 32-acre fun park dedicated to all things cheese.

South Korea's only sex-themed park.

Groups of prehistoric tombs that dot the mountains of northern Oman.

A sinkhole and now a swimming hole, too, full of dazzling turquoise water.

A Kyiv-based repository for all manners of discarded curiosities.

One of the largest museums in Ukraine remembers the story of the German-Soviet War in iconic, brutalist style.

A subterranean Holocaust refuge within one of the world's longest cave systems.

A monument to Lenin has been transformed into a statue of everyone's favorite black-helmeted, fool-choking Sith Lord.

The largest catacomb system in the world.

Built entirely of interlocking pieces, construction of this Chinese Muslim house of worship required zero nails.

A boulder carved into the shape of the cosmonaut's head.

On the shores of Kyrgyzstan's Issyk-Kul Lake, a family cooks a feast that tells the sad tale of a people's exile.

An outstanding piece of retro Sci-Fi architecture built into a sacred mountain.

Extremely isolated Silk Road caravanserai in the middle of nowhere.

This 100-foot tall tombstone memorializes victims of 40 years of nuclear testing in Kazakhstan.

A sober museum housed in the original administrative building of one of Stalin's largest gulags.

This was once the largest city in Kazakhstan, and a major stop on the Silk Road.

A collection of Lenin busts and other Soviet Era statues sit idly behind the Semipalatinsk Hotel.

The remains of a monument in the remote Kazakhstani desert dedicated to the only men to die in outer space, the crew of the Soyuz 11 rocket.

One of the most horrible legacies of the Cold War is a site where the Soviet Union tested nuclear bombs on civilians.

Nicknamed Kazakhstan's Grand Canyon, this natural wonder lies east of Almaty near the Chinese border.

Mysterious spherical rocks in the semi-desert of western Kazakhstan.

This unique wooden mosque resembling a Chinese pagoda was said to be built without the use of nails.

The lovely lake that was naturally dammed, then naturally destroyed, then unnaturally saved.