This diner serves Route 66 nostalgia and what it claims is the 'original' hot dog on a stick.

The original vault that held the president's remains still stands, empty, not far from where he was finally buried.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

This black shoreline is made up of exploded lava particles.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

Millions of years of erosion created the feature for which this rock formation is aptly named.

Browse an impressive collection of passenger and military aircraft dating back to World War II.

These elusive, isolated rodents evolved into a distinct, locally iconic subspecies.

What is the Thing?

America's only nuclear missile silo open to the public.

A sharp bend in a dramatic river canyon cut through red rocks.

Most-visited and most-photographed slot canyon in the American Southwest.

Since 1999, this gelateria founded by a string instrument maker has been turning out some of Rome’s best scoops.

One of Catholicism's four major basilicas has a series of papal portraits that are said to predict the end of the world.

Also known as the Square Colosseum, this building is a prime example of fascist-era rationalist architecture.

Brass cobblestones mark the places where individual Holocaust victims were taken from their homes.

This ancient market is often referred to as the oldest shopping mall in the world.

The spot where the fascist dictator made some of his most famous speeches including declaring war on Britain and France.

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

The yawning maw of this pagan visage is said to bite off the hands of liars.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

Rome’s legendary peephole vista is also a former Crusader stronghold.

The ancient heart of Tunis is an enormous maze of narrow streets and alleyways.