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

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

This psychedelic tourist trap is a leisurely descent into madness.

The giant birds honor two native North American species.

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

Mariners once used this prehistoric landfill as a navigational landmark.

The show's fictional Korean medical camp was created in the Santa Monica hills.

This ancient Egyptian obelisk still bears the wounds of World War I.

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

Climb to the top of its spiral spire for spectacular views of Copenhagen.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

The only monument to name all of the passengers and crew who died on the RMS Titanic.

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

This expansive bridge in the Canadian wilderness was originally just built for friends.

A hat for every occasion can be found in this British Columbia haunt.

One of the largest lenses of its kind ever created, this former ship beacon has been brought down to Earth.

A daily replay of the experiment that proved the rotation of the Earth.

The commemorative stone column conceals a secret laboratory.

One of the highest mountain passes in Europe has been ranked among the best driving roads in the world.

Football field-sized microalgae production tanks on the Hawaiian coast create a stunning view from space.

The southernmost point in the United States is a beautiful place to look at but a deadly place to wade in.

A controversial memorial at the place where Captain Cook met his violent end.

These engineering masterpieces are a dominant feature of the Belfast skyline.

This railroad and oil tycoon's lavish estate now stands as a time capsule of the Gilded Age.