The Cathedral of Salamanca has a number of unusual carvings but none so surprising as a modern astronaut.

A picture-perfect town, perfect for blowing up.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

Home to the "Rat King" of Nantes and other wonders of the natural world.

The remains of diamond fever taken over by the desert.

Stone Age solar temple is aligned with the sun on each equinox and solstice.

Burial grounds for more than 1,000 bodies deep under the modern town of Rabat.

The world's most active stratovolcano is almost always erupting.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

Erotic art covers the walls of the largest ancient pleasure palace.

The wreckage of a tragic plane crash is on display at this museum devoted to a famous Italian conspiracy.

Its buzzing collection honors vibrator history.

An enormous, inside-out glass globe built in 1935.

This unusual building straddles two countries.

Named for the DeFoe novel inspired by a stranded sailor, this island is known for its rare plants and extreme beauty.

The largest stone moai on Rapa Nui.

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

An elaborate Mayan city shrouded in alien conspiracy revealed the tomb of Pacal the Great.

Largest collection of mounted dinosaur specimens in the world.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The world's largest ship graveyard is the product of decades of corruption.

5,000 skulls in memorial to those killed by the Khmer Rouge.

The most famous location in China was home to whole dynasties worth of imperial rulers.

A sprawling nature preserve harbors the world's only living dragons.