This glamorous old building is said to have inspired the Tower of Terror.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

Tiki luxury on Nob Hill.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

This modern antique shop is a museum for 1980's Saturday morning cartoon culture.

The final resting place of American icon Buffalo Bill, and a museum that aids in telling his tale.

These sub-farmland caves are home to a majestic stalactite known as the "Crystal King."

More than 3,200 cookie jars line the walls and shelves of this little shop and over 1,000 salt and pepper shakers

You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

The world's tallest doric column is this Ohio monument to a naval victory in the War of 1812.

Learn about the history and craftsmanship of carousels inside this museum located in a former post office.

This NASA test station is home to some of the world’s largest and most powerful space environment simulation facilities.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A self-built castle made by a mysterious man.

The largest ancient burial mound in Ohio.

Inside houses a vast collection of military aircraft and missiles spanning the ages.

A headstone tells the sad story of a lost little boy and his pet dog.

The most loyal of little dogs, or a Victorian era publicity stunt?

A small storefront museum explores the history and myth of West Virginia's famous urban legend.

A fitting attraction for the corn capital of the world.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."