The first car-centric shopping plaza in the U.S. brought a little bit of Spain to downtown Kansas City.

An icon among Florida's pre-Disney tourist attractions.

The Cycladic architecture makes this Athens neighborhood feel like an island paradise hidden in the shadow of the Acropolis.

Legend says this sacred tree was a gift from goddess Athena.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

One of the two original gateways into the Kasbah, this gateway is a nesting site for storks.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

This arch granting triumphal entrance into Antalya was designed to honor the emperor's visit.

The ancient latrines of the Greeks, in all their public glory.

This unconventional used book store was once in the news for the surprising act of burning books.

An effigy of Vancouver's Gastown neighorhood's namesake.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

A pixel art killer whale is frozen mid-leap in this Vancouver square.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

The world's largest man-made underground caverns offer unparalleled underwater wonders.

A museum dedicated to the history and exploration of both popular music and science fiction.

Erosion and time have created a naturally-formed water park.

Giant granite rocks standing end-to-end like a train of circus elephants.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

Man-made geyser that rises to the exact height of the Gateway Arch.

Less a museum than a bizarre fantasy world created by artists and engineers.