Yale University's home for rare works, including the mysterious Voynich Manuscript.

There are eight natural springs around town, each with a slightly different taste.

This razorback ridgeline has doubled as a scenic drive since the early 1900s.

While most of the games in this arcade take quarters, that would have been a small fortune when they were made.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

Wall to wall taxidermy at Denver's oldest and most exotic steakhouse.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

The highest bridge in America was built for an almost unnervingly small amount of money.

Hidden beneath a bridge, this waterfall is known for the large amounts of graffiti painted on its base.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

The largest self-built castle in the U.S., six decades in the making.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

Shakespeare has been brought to life in this open air theater for the better part of a century.

This narrow coastline trail through the dense Kauai wilderness is among the most beautiful and dangerous in the world.

Once home to over 8,000 exiled Hawaiians suffering from Hansen's Disease.

These ancient sacred grounds granted amnesty to those who managed to reach them.

Doris Duke's lasting collection of Islamic Art, hidden in a Hawaiian paradise.

The island of Lanai in Hawai'i is a paradise for cats and cat lovers.

A beach made of semi-precious green sand on the Big Island of Hawai'i.

It is locally loved and ridiculed for literally looking like poop.

One of the most elaborate displays of Jellyfish is on display at the aquarium.

The beloved dining spot stands at the cross-section of Hollywood and the Old West.