A late-night restaurant empire was launched from this humble storefront.

A tribute to one granddaughter's old apartment which now represents the whims of each visitor.

A remote horde of architectural treasures fit for Indiana Jones.

A spooky defunct railroad tunnel now part of a sprawling trail.

Find out what it sounds like when doves cry at Prince's recording studio estate turned museum.

When waves crash onto this section of beach, the rocks sing a song.

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.

An ADA-accessible trail and deck offering stunning views of Colorado’s Mount of the Holy Cross.

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.

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

One of the last functioning antique elevators in Chicago.

A priceless collection of the Nation's cryptologic history.

Watch the newest land on the planet form before your eyes.

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

Interactive modern and vintage submarine equipment, World War II relics, and submarine attire.

Tour the sci-fi-esque reality of governmental disease management.

A mysterious castle built as a monument to lost love.

Where manatees are the snowbird vacationers in these balmy Florida springs.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.

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

“You better take care of me Lord, if you don't you're gonna have me on your hands.” ― Hunter S. Thompson, Fear and Loathing in Las Vegas.

This spectacular track has run continuously since 1882.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.