One of America's first dinosaur parks gives a window into Depression-era paleontology.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

The only road through the heart of Glacier National Park.

One man's homage to the orange as realized through a long-term folk art labor of love.

"World's largest scrap metal sculpture" stands in an outdoor sculpture garden in the middle of Wisconsin.

Two thousand artifacts from around the world collected by one woman who loved to travel.

One man's swirling six-acre monument of stone.

The crown jewel of the Queens Museum is a nearly 10,000-square-foot architectural model of the city originally built for the 1964 World's Fair.

You were once able to challenge a chicken to tic-tac-toe at this park, which is now converted into the Aikman Wildlife Adventure.

The fairy tale castle of the "fairy-tale king."

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

When flour explodes, it's not a pretty sight.

Mountain where Jesus was first tempted by the Devil.

An old soap company building now houses one of Minneapolis’s oldest independent non-profit art galleries.

Funhouse of found art and participatory sculpture.

The only arched bridge made of stone on the entire Mississippi River.

Astounding collection of coin-operated games and automata.

A bedazzled house and crown "jewel" of outsider artist Loy Allen Bowlin.

Full-sized barn houses many restored instruments.

A battle between nature and architecture in the Cambodian jungle.

A monument to the center of the North American continent may be off by a few miles.

The prototype for all Nazi concentration camps.

The most visited, and possibly most controversial, museum in Germany.