This turn of the century masterpiece has a mysterious goaty interloper.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

A towering tribute to decisiveness stands on the spot where Brigham Young and his followers decided that this must be the place.

The first permanent memorial to a unique secret weapon of World War II.

The United States Capitol's former columns still stand.

Shop for books in the New Orleans house where William Faulkner once lived.

Introducing the Green Fairy to her fawning masses.

One of the oldest continuously-operated gay bars in the United States is allegedly haunted by Truman Capote and Tennessee Williams.

This stretch of highway is said to be haunted by ghosts of settlers whose graves were paved over.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

St. Augustine's record-setting narrow street was designed to protect against pirates.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

Time travel with sweets across history at this research-based candy store.

This advertisement for talcum powder was painted on the rock face and has since defied removal.

Rediscovered after a century, the father of the American Navy was reinterred in something dredged up from Davy Jones' Locker.

The world's oldest continuously operating airport was founded by the Wright Brothers.

This dig site outside D.C. is known for its exceptionally high density of baby dinosaur fossils and dinosaur eggs.

This imposing Masonic temple a mile from the White House was the first public library in Washington, D.C.

The "lovely red Vega" of the legendary record-settling pilot.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.