This recently rediscovered Civil War-era submarine was the first to ever sink an enemy ship.

This psychedelic tromp l'oeil seems to be beckoning drivers to crash into a wall.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

Oldest unrestored plantation house in America that is open to the public.

This set of rickety spaceships are prepared to give alien travelers a place to relax and go to the bathroom.

One of the oldest living oak trees in the Southeast.

At least seven hues of blue and turquoise make this freshwater lagoon unique.

Beach instrument turned bed and breakfast.

Elaborate tile work in this railway station tells the story of Portugal.

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

An honorary saint of the people, Maria Adelaide became an incorrupt corpse, the clothes intact, exhaling “a strong scent of roses.”

Ancient catacombs form the foundation for this Rococo orgy of a church.

The corpse bride of Portugal.

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

Charleston's historic city jail once held everyone from pirates to Civil War POWs.

Paths are maintained, but trees have taken over plots.

The highest point in Washington state is a volcano covered in glaciers.

Tacoma’s 25-foot coffee pot music spot has served up over 80 years of concrete kitsch.

This famous bridge twisted itself into oblivion, but not for the reason you might think.

The small town of Poulsbo in Washington state is the next best thing to the Kingdom of Norway.

This former coal gasification plant found a curious second life as a popular public park.

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

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