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.

This landmark cemetery in Boston was created more than 300 years ago.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

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

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.

In 2010, Nicolas Cage purchased two plots in this cemetery using one to construct this strange pyramid mausoleum.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

The final resting place of New Orleans' most famous voodoo priestess.

The only tennis court that falls under the jurisdiction of the central bank.

This lovely pocket park is one of the most under appreciated in D.C.

The little-known, 300-year history of the area includes former lives as a bustling tobacco port, parking lot, and industrial dump.

A line of blue paint marks the route of the inaugural parade.

One critic described it as "middle Mussolini, early Ramses, and late Neiman-Marcus." Another called it an architectural "natural disaster."

This seemingly out-of-place gas station by the Watergate hotel was once described as the most expensive gas station in the world.

Washington's iconic carousel has a nice piece of Civil Rights history.

This mysterious structure by the Washington Monument is a flood barrier designed to protect the White House against rising waters.

The unique traffic pattern named for an influential urban planner is also known as the Pedestrian Scramble.

Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”

Before Nixon, "watergate" meant canals.

Decades before the scandal, this staircase on the river was a literal "water gate."