A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

Walk through row upon row of manicured miniature trees at the United States' largest bonsai nursery.

This massive World War II calculator hearkens back to the days when "computer" was a job title.

The history of the tea trade is told in bas-relief on this historic pair of Boston doors.

Forget Hollywood, one of the biggest stars in the world can be found in Roanoke, Virginia.

Developed by focused shutterbugs, this museum exposes visitors to more than 6,000 different cameras.

The world's largest bamboo labyrinth is a living demonstration of the plant’s immense potential.

This uniquely designed bridge served as the city gate for Comacchio.

A domed disco abandoned since the '70s now attracts artists and explorers under its unique roof.

Known as one of America's most beautiful public restrooms.

Alabama has a fiberglass Stonehenge. With apologies to Spinal Tap, this one is full-size.

An American city stranded at the tip of a Canadian peninsula where strict adherence to the "49th parallel rule" became problematic.

The randomness of this wall of lava lamps helps encrypt up to 10 percent of the internet.

America's only nuclear missile silo open to the public.

The first permanent memorial to a unique secret weapon of World War II.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

Originally conceived as part of a proposed Arizona State Capitol building in the 1950s, this structure built in 2004 stands as a monument to the architect's legacy.

Visitors to this arboretum are greeted by three smiling giants crafted from sustainable materials.

A failed utopian experiment for British expats in the American South is now a Victorian village frozen in time.

Dinosaurs invade a suburban Nashville neighborhood.

An oversized Van Gogh reproduction is one of three massive sunflower paintings across the globe.