Colorado's only true geyser is hidden within the San Juan National Forest.

This Maryland farm is known for its amazing corn mazes and its 30-foot junkbots.

The record holder for the world’s largest peach.

The land is home to swimming ponies and a legendary 18th-century treasure.

The semi-reclaimed ruins of this canal were once part of an ambitious plan to reroute the mighty potomac.

This pun was simply waiting to come to life, and one defense contractor made it so.

This Virginia railway overpass is said to be haunted by a serial killer in a rabbit costume.

Expertly restored pinball machines as far as the eye can see.

"A hideous albatross in the Hudson River Valley."

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

The former home of Samuel Clemens and family remembers the happiest period of the author's life.

A giant Troll lurks under one of Seattle's oldest bridges.

The first declared National Monument in the United States.

An apocalyptic seismic event creates a deadly chain reaction that ends with a 6-mile long lake developing within weeks.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

A fitting attraction for the corn capital of the world.

A six-ton, 12-foot-tall concrete prairie dog is touted as the largest in the world.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

A bizarre house filled with an astounding array of collections.