The abandoned "Red Star Train Graveyard" is the final rusting place for precious artifacts of train history.

Museum dedicated to the terror regimes of Hungary.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

Some of the greatest minds in the history of Hungarian art and science converged in this café.

This small hill features the most notable collection of petroglyphs in Saguaro National Park.

A secret, ethereal waterfall beneath the picturesque gardens.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

A blend of art, antiquities, and Americana fill this museum, surrounded by whimsical, enchanting gardens.

This historic old movie house was the scene of one of the Blob's most iconic attacks.

A beloved horticultural oasis on the grounds of a wealthy family's former estate.

This hidden gem of a garden has one of the only surviving Victorian ferneries in America.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

The oldest surviving botanic garden in the United States.

A legendary boxing venue and ring featured in Rocky V.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

An Irish Memorial commemorating those who perished due to potato blight.

Step into a pastel time capsule where candy is truly dandy.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

Trace the history of the nation’s early days at the site of America’s oldest stock exchange.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

The first American department store, and home to the largest operating musical instrument in the world.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.