One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

This headstone marks the grave of an 11-year-old boy killed during clashes in the streets over the boycotting of British goods.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

One of the few remaining monuments dedicated to South Boston's Irish heritage.

This abandoned mine offers a glimpse at what life was like for those who came to Alaska seeking Gold Rush riches.

Considered by many to be one of the most dangerous highways in Alaska.

This tiny New Jersey village has lived many lives but seems determined to remain a ghost town.

The New York hotel where tragic visionary Nikola Tesla spent his final hours, destitute and alone but for the pigeons.

This semi-hidden Manhattan restaurant is based out of a loading dock.

Cheap pizza and all of your naughty bedroom needs housed in a stunning example of Art Nouveau architecture.

An eccentric playboy's astounding natural history collection.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

One of few surviving standpipe water towers in the U.S.

On the Hudson resides one of the largest clocks in the world.

An Alaska livestock farm devotes itself to harvesting wool from creatures that once ran with mammoths and sabertooth tigers.

Lie in a hammock where George Washington stood.

Glasgow's oldest pub has a proud literary tradition and possibly a ghost or two.

This star-studded Old Hollywood restaurant is where fettuccine Alfredo made its United States debut.

Hollywood's oldest hotel is the site of the first Academy Awards, the birthplace of Marilyn Monroe's career, and the home of Montgomery Clift's ghost.

An Italian restaurant became a rock-and-roll hangout and the lair of the "Hollywood vampires."

Legendary prop shop filled with one man's collection of scientific curiosities.

Santa Monica's oldest restaurant, decorated with set pieces from the Mutiny on the Bounty.

Grab a latte at the birthplace of modern American skateboarding.

In one Santa Monica parking lot a mushroom cloud made of chains heralds a message of peace.