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

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

The decor of this Hollywood movie palace just barely predated the opening of King Tut's tomb.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

Outposts of this restaurant chain were shaped like jaunty chapeaus.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

America's most famous piece of self-built architecture.

Dedicated to a colonial woman who was hanged for being a Quaker.

This hotel was the site of major events in sports and radio history. It was also used as a detention center during World War II.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

Historic Hull Street was actually the first street with a proper name in the Boston area.

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

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

The Boston square dedicated to the dark poet who was born nearby.

Two thousand artifacts from around the world collected by one woman who loved to travel.

A church now sits over the site of one of the worst urban disasters of early 19th-century America.

Dine like an American revolutionary at Colonial Williamsburg.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

The romance of early commercial flight still fills this Art Deco destination.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

Soldiers were buried next to Lee's house in the center of Arlington Cemetery to dissuade the general from reclaiming his property after the war.