Preserving the remains of Native American cultures which otherwise would have been submerged behind Hoover Dam.

The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world," it sure seems that way to hikers.

The highest point in Florida is still the lowest high point in the country.

An important piece of history from mankind's journey to the moon sits in the lobby of a government science lab.

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

The farthest you can be in the contiguous U.S. from a McDonald's location.

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The literary king of the Jazz Age was born in this lovely Minnesota home which still honors his legacy.

This massive roadside mascot was the first version of the giant to illustrate his butt.

When flour explodes, it's not a pretty sight.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

20,000 pieces in a Frank Gehry-designed building.

This large midwestern cavern features impressive rock formations and an underground waterfall.

Half of a waterfall goes into the river while the other half seems to disappear.

This amazing ancient cave was kept secret for seven years to protect it from the public.

Descend 2,030 years into the past in an ancient tunnel built to support Jerusalem's most famous wall.

A cow in the road might subvert the flow of traffic but this one's above it all, quite literally.

Amid the sprawling Defense Intelligence Agency Headquarters is one of Washington's least accessible museums.

Alongside this Memphis trail are several sculptures that show trail-goers how to relax.

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

The "Jade Museum" is full of thousands of intricately carved works of art made from various precious stones.

Giant novelty guitars now mark the spot where Robert Johnson is said to have sold his soul to the devil.

The second-largest ceremonial mound in the United States is an artificial hill that is loosely shaped like a pentagon.

This racially troublesome eatery thought a new coat of paint could erase its offensive connotations.