A military museum and library dedicated to the citizen soldier.

A journey begins with a single step, and for many, the road-trip of a lifetime started at this Chicago intersection.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

Home to a forest of whimsical pygmy Coast live oak.

A massive volcanic plug is now a protected area that hosts a number of bird species.

A Roman-style column in Oregon hides a spiral staircase inside.

100-year-old shipwreck you can walk up to at low tide.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

The first museum in the United States dedicated entirely to posters.

“Invented in Key West, Perfected in Brooklyn."

The best Tiki bar in Las Vegas.

Macabre astrological automaton clock dating to the late 1400s.

The fairy tale castle of the "fairy-tale king."

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

Horrifically creative torture devices and shame punishments line the walls of this chilling museum.

Originally envisioned by King Ludwig II to rival Versailles, Herrenchiemsee's "New Palace" remains half-gilded for lack of funds.

This skeleton-filled altar piece served as a backdrop to one of the most iconic scenes in "The Sound of Music."

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

Peace Park and the Atomic Bomb Dome.

Crawl through the hole in the middle of this stone to break off a bad relationship or initiate a good one.

A shrine contains nearly 200 statues of the Buddhist deity Jizo, dressed in bibs by parents who have lost a child.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.

A charming desert roadside bakery that produces 10 times more bread daily than it has residents in its town.