This imposing memorial contains the remains of Che Guevara — and 29 other guerrillas who died with him in Bolivia.

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

Historic medieval fortified city in southwest France.

This mystical orb covered in strange symbols is thought to have been used in ancient Greek magical rituals.

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

"Only the devil could play golf here."

An old hill fort covered in over 100,000 crosses is a symbol of Lithuanian nationalism and beliefs.

The Frank Zappa fan club erected this monument to their prog-rock hero to mark a new era of post-Soviet Lithuania.

This micro-nation may be some sort of prank, but its constitution sure seems official.

A century-old tradition has culminated in a small but singular collection of feline effigies.

Follow the original medieval paths that wind through this intriguing section of the city.

This small chapel is built of human bones and decorated with a golden skeleton.

Once the largest unsupported dome in the world, beating out the Pantheon and St Peters in Rome.

Gutted during the Liverpool Blitz, this architectural husk has been left destroyed in honor of the dead.

One of the oldest amusement rides in existence was a huge disappointment to its creator.

A typographic tribute to the many comedic greats who make Great Britain laugh.

The medieval-looking hammer beam teak roof may be a Victorian vanity, but it's still absolutely magnificent.

Numberless clock creates a meal of time for the dreaded, insectile Chronophage.

The Cambridge pub where Francis Crick announced that he and James Watson had discovered the DNA double-helix.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

Every equinox this Maya pyramid puts on a spooky ancient light show.

A controversial memorial at the place where Captain Cook met his violent end.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.