This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

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

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

A beautiful geyser under environmental threat.

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

See massive fossils that are over 200 million years old in northeastern Arizona.

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

The first declared National Monument in the United States.

This working class sculpture pounds his hammer all the livelong day.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

A bit of retro transportation flair preserved in the world's largest department store.

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

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

This elaborate towering structure was once famed for its revolutionary height.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

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

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

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

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

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

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

Yo, Adrian!

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