Legend says this fabled well held part of a mythical Norse tree.

The fastest way to send a message before electricity was invented.

Peer into this window for an interesting glimpse into the public utilities that make this city run.

This elevator was built in 1907 to connect two neighborhoods separated by a steep, rocky cliff.

Only known mainland rookery of the threatened Stellar sea lion.

Inside this striking glass building, visitors can see thousands of dinosaur fossils in the positions that nature deposited them more than 150 million years ago.

100-year-old shipwreck you can walk up to at low tide.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

This charmingly homemade amusement park has been growing for 40 years.

This stately mansion, built in 1787 by America's first Secretary of the Navy, is rumored to be one of the most haunted buildings in Washington, DC.

The recreated ruins of a house designed to memorialize a World War I shelling on the town.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

The scene of one of the darkest moments in American labor history has been left essentially untouched since the tragedy.

The childhood home of Henry Jones Jr. is now an adventure-themed bed and breakfast.

A unique bridge with an equally unique view.

A miniature model of the iconic Stockholm department store.

The wilderness of northern Sweden is full of shelters to protect people from sounding rockets returning from space.

Small Easter eggs are hidden in the ventilation holes of the city's newest trains.

The world's biggest version of the popular Swedish souvenir.

A replica of the beloved character's house, modeled after the author's own drawings.

The world's biggest floating museum in Gothenburg, Sweden.

Hidden in plain sight, Sweden's official ordnance datum is now abandoned.