World's first "penitentiary," meant to be humane, drove men insane.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

At 207 feet, one of the world's longest continuous escalators.

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

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

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

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

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

A small granite block at this monument's base is the only part of Lincoln's Tomb outside of Illinois.