In one Chicago park, a trio of werewolves are waiting to devour their fallen brethren.

It was originally part of a "terrible lizards" collection at the 1964 New York World’s Fair.

The unluckiest U-boat in the entire German fleet is now on display in a Chicago museum.

First planned industrial community in the United States.

This unauthorized stone mermaid was secretly carved out of public stone before being permanently preserved.

New Orleans' famous cemetery, located on the site of a former race track.

This huge clock made of flowers and simple machinery was once used a political weapon.

Swarms of butterflies cannot compare to the awe inspired by the publicly-funded nakedness once displayed in this sunken garden.

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

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

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

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.

These black pillars of volcanic basalt seem to call mountain climbers with an unbreakable siren song.

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

Prison made famous by The Shawshank Redemption has been out of commission since 1990.

Rare recess caves fill this unbelievably beautiful Ohio park.

A dazzling display of lights and crystals.

An abandoned asylum incorporated into a college campus.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

A park where you can watch the highway zoom past.

This Indianapolis landmark offers a secret panoramic view of the city. 

A monument to the King's final show, complete with a time capsule.

Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.