These powerful, if squat, Canadian waterfalls flow in different directions depending on the time of day.

Iconic rock formations that allow for exploration during high or low tide.

A massive volcanic plug is now a protected area that hosts a number of bird species.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

The only road through the heart of Glacier National Park.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

A fitting attraction for the corn capital of the world.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

The only presidential monument to display a late POTUS's actual casket.

The largest ancient burial mound in Ohio.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

The celebrated eyesore created by starry-eyed sweethearts.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

This rocky spread has been squeezed up directly from the bowels of the earth.

An ancient Viking village in North America that predates Columbus by 500 years.

Friction between grains of sand cause a curious "singing" sound.

An eccentric inventor's castle home with its own indoor weather system.

In Gloucester, Massachussets, fishermen celebrate a successful year at sea by charging a lubed pole to capture an Italian flag.

A New England ghost town features a trail of boulders etched with intriguing life lessons.

An 80-year-old house built out of newspapers.