This 19th-century building inadvertently preserved the handprints of its builders within its walls.

Waterfalls, rapids, and top-notch swimming spots await in this densely forested corner of the Smokies.

This high point in the Great Smoky Mountains is said to be home to the chief of all bears.

This downtown statue pays tribute to the Native American game that gave the city of La Crosse its name.

Giant six-pack could provide one person a six-pack a day for 3,351 years.

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

The world's largest Holstein cow.

The ruins of Theodore Roosevelt's beloved ranch stand in a forgotten corner of a national park named after him.

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.

The first declared National Monument in the United States.

Incredible sculptures inspired by obscure passages from the Bible.

The largest island on the great salt lake is home to curious creatures and strange stories.

A humble plaque marks the site where the country music legend was found dead in his Cadillac.

An abandoned 1920s school with a mysterious history.

Smack in the midst of coal country, this collection provides a peoples' history of Appalachian miners' heritage.

These strange large stones served as a campsite and lookout post for generations of Native Americans.

Conjoined twins Daisy and Violet Hilton were stars of the vaudeville circuit.

Rare videos and memorabilia await visitors inside this unique store.

The remnants of sheer survival in Dublin's monastery district.

The perfect place to take a family of giants for a beach vacation.

Introducing the Green Fairy to her fawning masses.

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.

This cathedral dedicated to Louis IX, sainted King of France, holds many secrets.