An elderly widow still operates the incredibly detailed model railroad she and her husband built by hand.

The world's only international cryptozoology museum is host to an unrivaled collection of mysterious objects.

One person's lost luggage is another person's treasure.

This teeny-tiny park built by a San Francisco man in 1962 is mostly stairs.

An artsy hidden staircase leads to breathtaking views of San Francisco.

Grandpa Rainbow felt the neighborhood needed some color, so he picked up a paintbrush and went to work.

A 12th-century church that houses a dark creature.

The futuristic test model of an iconoclastic visionary who wanted to redesign the world.

Given just one more year to live, Conrad Schuck built his dream house in Bartow, Florida.

The haunting remains of a failed housing development can still be found behind the big box stores that were to anchor them.

This bridge is haunted by the ghost of a distraught mother.

Lombardy poplars planted to imitate the size and shape of the Cathedral of Notre-Dame de Reims.

Garden dedicated to native carnivorous plants and site of huge flytrap heist.

This abandoned nuclear cooling tower casts a shadow over a bucolic town.

The "Jade Museum" is full of thousands of intricately carved works of art made from various precious stones.

Mass graves and Victorian monuments mark the history of Memphis in this 19th century cemetery.

One Confederate statue that accurately reflects the ugliness of its subject.

Hiding behind a grocery store is a spectacular cavern carved as part of an old limestone quarry.

This former maximum-security prison is creepy, sobering, and supposedly haunted.

This large cave is a summer home to thousands of bats and has a rich history dating back to prehistoric times.

The small cave that housed Tennessee's "first citizen."

A reclusive Memphis neighborhood is home to decades worth of misunderstood Masonic folk art.

All you ever needed or wanted to know about America's favorite whiskey, but not a drop to drink.

An abandoned town is hidden in Great Smoky Mountains National Park.