A living maritime paradox still floats in the same lake where it was built and resurrected... or was it?

One of the oldest of its kind.

The Master of Magnetism dominates the walls of a scrap metal yard to keep graffiti artists at bay.

What looks like a simple quaint estate in rural Pennsylvania was in the 18th century home to a small monastic community.

These beautiful ruins deep in the Pennsylvania woods are thought to have been a ski lodge or a speakeasy, but no one really knows.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

St. Augustine's record-setting narrow street was designed to protect against pirates.

One-time winter retreats of prolific inventor Thomas Edison and his friend Henry Ford.

These ancient ritual mounds are our best window into the culture of the ancient Mississippians.

One of the largest-ever mental hospitals now sits abandoned, surrounded by 25,000 unmarked graves.

They call this long foot bridge a swinging bridge, but really it's the bouncing you have to watch out for.

An abandoned asylum where patients have been forgotten but their possessions remain.

Two men, two visionaries of Venice Beach, one little hotel that smells like cookies.

A mysterious spirit totem at the edge of Navajo lands.

This architectural triumph is the only Frank Lloyd Wright house in Alabama.

Narrowest house in Boston.

A fake town founded by Western movie stars is now becoming a hip desert community.

This historic mansion was built as a symbol of love between a husband and wife.

The world's largest military aircraft cemetery.

An unoccupied lighthouse encased in layers of ice from the waters of Lake Erie.

This abandoned prison castle has become an imposing gallery of graffiti art.

A self-built castle made by a mysterious man.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

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