Though its branches are painted bright colors by generations of locals, the tree is said to be a haunted portal to hell.

The writing studio of an American adventure author, built in the style of a medieval castle.

One man's attempt to create an artistic wonder on a run-down block in Detroit.

A wacky two-story folk-art assemblage of carved and found objects, with lights, motion, and sound now in need of financial support.

A lavender labyrinth so large it’s visible on Google Earth.

This sprawling bookstore spans four floors and has more than a million books in stock.

The city is full of whimsical portals to another world.

The remains of an abandoned dinosaur theme park litter the woods just off the highway.

Abandoned concert venue legendary for its rock counterculture.

This little brick tunnel built by Confederate forces was used to conduct surprise attacks on the railroad.

This twice-relocated "Usonian" home is among the smallest built by master architect Frank Lloyd Wright.

These figures float and flutter in this fountain crafted by famed Swedish sculptor Carl Milles.

This tree is a living witness to the beginning of the Civil Rights Movement.

These massive concrete balls were used to mine gold in Virginia.

This brick-lined pedestrian walkway was once a railway tunnel used during the Civil War.

Standing for over 200 years, the abandoned home of a Revolutionary War hero and later a succession of prison superintendents.

The oldest arched-covered bridge in Virginia has truly withstood the test of time.

Where pardoned turkeys once spent their all-too-brief final days.

This cannonball stands as a reminder of the final act of a fleeting governor amidst a revolution.

A whopping 14,000 copper coins cover this miniature fighter jet.

The FBI's urban training course may have the highest fake crime rate in the world.

This lovely picnic spot featuring thunderous jet landings is an aircraft spotter’s dream.

This museum explores the grim reality of life in the earliest British colonies in America.

This beautiful vintage movie palace has seen little change in form or function since the 1920s.