This medieval synagogue survived the Inquisition as a hospital and church.

High winds can make this one scary landing.

An eerily charming collection of salvaged buildings and curios grown out of a family scrap business.

This ghost town in Belgium will lose its street art when it ceases to exist.

These giant yellow bowling pins seem to be defying gravity.

A bike traffic circle showcasing the works of local graffiti artists.

The largest recovered section of Titanic sits in a hotel in Las Vegas.

A first-of-its-kind circular bridge for cyclists.

The taxidermied remains of the "last wild grizzly bear in California" and of the symbol of the state of California.

A unique set of caves that spits waves back out into the ocean.

An authentic replica of an Asian temple and garden hidden amongst the natural beauty of Hawai'i.

This trio of Australian rock spires may have inspired aboriginal legend or just modern tourism.

A massive stairway that almost wasn't leads to one of Australia's most scenic vistas.

This letter written by Queen Elizabeth II in 1986 won't be opened until 2085.

The bones of this aquatic dinosaur turned to opal over the centuries and the beast's remains were almost sold as jewelry.

A rare specimen of an iconic extinct animal in downtown Sydney.

Come for the flowers, stay for the bats!

A collection of 20th-century automata, penny arcade games, and musical contraptions.

Showcasing some of the best-preserved temples of the Champa Kingdom.

This statue dedicated to the story of a Flemish boy and his dog was relatively obscure in Belgium, but a cult sensation in Japan.

This legendary giant, born from vegetables, terrorized townspeople and cheated local children in games.

This former guildhall with a bacon-like exterior is now home to a museum covering 600 years of Antwerp's musical history.

A man throwing a giant severed hand towers over Antwerp’s main square.

Once the site of the Hawaiian monarchy, this building was originally designed as a palace.