A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

"Portugal's Stonehenge" is made up of nut-like stones aligned with the heavens.

This crumbling Portuguese ruin overlooks the populace it once ruled.

One of the smallest bookstores on the planet.

This unique architectural wonder is also tied to one of the 20th-century's most renowned writers.

The world's oldest bookshop still in operation.

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

The best place in the world to buy tinned fish.

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

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

A bas relief commemorates the "Nuns of the Battlefield" who cared for soldiers on both sides of the conflict.

A 50-year old dive bar that has its own yacht club.

An eclectic restaurant serving from and to the nearby Chittenden Locks.

A young botanist's horticultural vision realized through a lifetime of planting, tending, and collecting seeds.

Allowing humans and fish alike to migrate from freshwater to saltwater and back again.

This sculpture forces visitors to confront their relationship with space.

A rotting tree in the middle of Seattle doubles as an elaborately-controlled art piece.

Residents of Fremont in Seattle have considered it the center of the universe since the 1970s.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

A giant Troll lurks under one of Seattle's oldest bridges.

With its vaulted ceiling and gilded details, this University of Washington library would feel right at home inside an old palace.

A commemoration of over 150 of St. Louis's favorite sons and daughters.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

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