What's a diner from the 1939 World's Fair doing in a remote Utah mountain town?

This quiet park's strange sedimentary spires were named after Kodak's color film.

Come for the speed, leave in love with the desert.

A house carved into a rock in the 1940s.

The site of the "Bone Wars" between two rival paleontologists during the dinosaur rush of the 19th century.

This spectacular track has run continuously since 1882.

The world's largest carnivore sanctuary is home to over 450 meat-eating rescues.

This "zoo" is a cross between a junkyard and a sculpture garden, featuring animals you won't see anywhere else.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

The world's oldest bookshop still in operation.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

This secluded date farm can be reached only by following a bumpy, single-lane desert road.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.

Unable to build support structures on glaciers, the engineers for this tramway were forced to design a unique system.

Few other hotels can rival the grandeur of the Castle in the Rockies.

Back in the day everyone who was anyone played this historic western theater.

This once bustling boomtown hotel is now the hottest spot in Nevada for ghost hunters.

Two stone columns flank the grand Venice square, but there were supposed to be three.

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