This Delaware River bridge is emblazoned with a catty slogan from a more prosperous time.

Yo, Adrian!

This elaborate towering structure was once famed for its revolutionary height.

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

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

The oldest farmer's market in America is so ancient it was approved by the King of England.

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

The last of Philadelphia's wood-paved streets is now a landmark of terrible engineering.

This little-known collection holds everything from "Dracula" notes, to the manuscript of "Ulysses," to the forged works of Shakespeare.

Dr Barnes' $25 billion private collection of art and arboretum.

A layered tribute to the work of mosaicist Isaiah Zagar.

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

Explore some of the most unique vehicles in history along with a cast of unsettling mannequins.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

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

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

A 19th century library favored by Edgar Allan Poe and H.P. Lovecraft, known by locals as "the Ath."

A recreated sign from the movie Jumanji has become a makeshift tribute to the film's late star.

Known as one of the most climbed mountains in the world, this barren peak is permanently bald thanks to an anti-wolf fire.

The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world," it sure seems that way to hikers.

America's oldest archaeological site or a muddled case of wishful thinking.

A classic roadside attraction on Vermont's historic Route 5.