This 150 foot seven-tiered cascading waterfall is one of the hidden gems of the White Mountains.

The most decorated dog of World War I is preserved in the Smithsonian.

A heroic pigeon that, through a barrage of gunfire, delivered a message that saved over 100 lives in World War I.

The house where John Wilkes Booth conspired with his co-conspirators.

Only a shrine remains at the site of the catastrophic nightclub inferno that killed 100 Great White fans.

This pun was simply waiting to come to life, and one defense contractor made it so.

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

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

A motel dedicated to Southwestern nostalgia.

This sanguine boulevard was named after a deadly cowboy bar fight.

The story of Two Guns, Arizona could easily be described as a Shakespearian tragedy on Route 66.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Gold Rush-era tombstones line the park's paths.

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

The key to turning shifting dunes into the green oasis of Golden Gate Park.

One of the largest free-standing structures ever built, this dirigible hangar is now simply a giant skeleton.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

World's largest carved onyx figure stands as a tribute to enduring peace.

A monument marks the location of the first successful steamboat demonstration.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

The site of Paul Revere's historic two lantern warning.

The site where Charles Dickens gave his first public reading of "A Christmas Carol" in the US.