Profile of a sleeping person four kilometers long in 250-meter-high cliffs.

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

The narrowest street in Canada was once a spot for dastardly doings, now a historic piece of Chinatown.

A famous hotel houses an impression collection of mini dioramas and giant doll houses.

This historic Victorian hotel has a scandalous history of affairs and murder.

One of the indelible moments of the American Revolution took place at this location.

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

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

The first bell ever cast in Boston was cast by Paul Revere...and sounded terrible.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

A mysterious stone embedded at the base of a historic Boston building.

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

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

Site of a famous 19th-century transcendentalist utopian community, now abandoned.

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

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

This Hawaiian cattle ranch acts as a museum devoted to the island cowboys that predate the wild west.

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

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

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

This blowhole is supposedly caused by a trapped monster.

This museum of Hawaiian and Polynesian culture is the legacy of the last descendant of the Kamehameha Dynasty.

These ancient sacred grounds granted amnesty to those who managed to reach them.

What remains of the summer palace of King Kamehameha III.