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

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

There are plenty of wonderful panoramic vistas in Edinburgh, but not many are hidden smack in the middle of the Old Town.

This Spokane mansion and the stories within its walls have been brought back to life, thanks to careful restoration.

The stickered marker pinpoints where the only maintained road in the United States crosses into the polar region.

This gravelly, dangerous highway is the only road in the United States that leads to the Arctic Ocean.

The northernmost truck stop in the United States.

A tunnel with windows, so you don't miss out on the impressive views.

The fifth-longest natural arch in the world, and the longest outside China.

Dramatic river bend surrounds a natural red-rocked pedestal.

These mid-century motels once housed the workers who built the Glen Canyon Dam.

Most-visited and most-photographed slot canyon in the American Southwest.

This quiet park's strange sedimentary spires were named after Kodak's color film.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

A succession of eerily contemplative iron figures lead from a Scottish museum to the sea.

This 50-ton ship on Orcas Island has never seen the ocean.

Native American burial mounds? Giant gopher dens? No one knows what created the Mima Mounds.

The 20th-century chapel’s intricate woodwork includes amazing details, most notably angels playing bagpipes.

The remnants of a facade from a 19th-century market stall emporium.

A beautiful Greco-Roman structure houses a well once believed to have healing powers.

Modeled after a famous church in Vienna, Austria—but in Helena, Montana.

New fungal and bacterial species call this deadly lake home.

This oddity shop contains everything from antique tools to a human skeleton.

After this former brothel closed, its interior remained almost frozen in time.