This star-studded Old Hollywood restaurant is where fettuccine Alfredo made its United States debut.

This space-age looking obelisk rises over a city in the rainforest, meant to resemble the local castaña tree.

A bus with a butt and biceps to put Olympic athletes to shame.

The world’s first hotel to be run by robots.

A historic ruin just 20 feet away from a busy highway onramp.

This small oxbow lake has rare giant river otters and some Seussian-sounding birds.

Australia's largest collection of rare and bizarre insects.

While most wind tunnels test scale models, the "Cave of Winds" was large enough for actual airplanes.

The platform atop this verdant volcano was built with the help of a royal elephant.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

An old abandoned pharmacy building in Texas is brimming with collectibles and images of the little tuxedoed pooch.

This mysterious structure by the Washington Monument is a flood barrier designed to protect the White House against rising waters.

A decommissioned Soviet airplane has been used as a movie theater and a cultural center.

Be careful not to get trampled at this lively two thousand-year-old market.

The rest of him lived another 61 years and was buried elsewhere.

An abandoned brutalist monument whose history has been lost to the ages.

No one knows who created the statues or if they are arranged properly—let alone the artwork's real name.

A little-known hot spring haven right below the highway.

An abandoned underground bathroom is now a space for public art.

The writing studio of an American adventure author, built in the style of a medieval castle.

A sculptural commentary on capitalism pokes up from the East River.

An extensive collection of reliquaries containing the bones of saints housed in the largest Catholic church in Venice.

The largest Buddhist city in Europe is a haven for chess fanatics.

A memorial to Brazil's little-known role in World War II.