Places Marbles07 Wants to Go

This large cave is a summer home to thousands of bats and has a rich history dating back to prehistoric times.

Elvis's own personal tropical hideaway.

The first full-scale tunnel built in America is short but scenic.

Mile-long cave system near Great Smoky Mountains.

A Memphis park where you can walk the whole Mississippi River in one go.

More than five miles of underground passageways.

The secret city built by the Manhattan Project.

Wild lights and sound effects turn a walk through some caves into an eye-popping 1960s tourist attraction.

Visit this playground of waterfalls, caves and sinkholes.

Better known as the "Body Farm," this unique research facility has been studying how human bodies break down since the 1980s.

All that's left of the quintessential "cabin in the woods."

Home of an evil witch famous within southern folklore.

Enormous lake at the bottom of a unique cave system.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

Taste the white whiskey that the United States' first president once distilled and enjoyed.

The "first cat," "first dog," and even a presidential pygmy hippo all get their due in this museum.

The grave of a champion Thoroughbred hides within the former presidential estate.

The FBI's urban training course may have the highest fake crime rate in the world.

A bunker "with enough U.S. currency to replenish the cash supply east of the Mississippi" in the event of nuclear war now protects nitrate film.

The only place for a truly presidential dram.

This colonial tavern played host to George Washington, Thomas Jefferson, and other famous early Americans.

This Virginia town has been famous for its fried chicken since the 19th century.

Parking garage where Bob Woodward met Watergate source "Deep Throat."

This war hero's old shop remembers the fine line between medicine and quackery during the Revolutionary War.