The grave of America's 11th president is not in some grand monument but instead it's hidden away on the grounds of the Tennessee Capital.

This award-winning men's bathroom was just too beautiful to not allow women to see.

All you ever needed or wanted to know about America's favorite whiskey, but not a drop to drink.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

Walk the whole Mississippi River!

This replica of the Greek structure is in the heart of Nashville.

Belly up to the bar in Cowtown, don't forget to buy some boots.

A towering tribute to decisiveness stands on the spot where Brigham Young and his followers decided that this must be the place.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

This famous bridge twisted itself into oblivion, but not for the reason you might think.

The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.

The "lovely red Vega" of the legendary record-settling pilot.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

America's post-nuclear-attack chambers of Congress.

This striking art museum holds an amazing series of curiosity cabinets.

These Great Lakes sea caves accessible by boat in the summer turn into temples of ice reachable by foot in the winter.

Robots, lasers, and whoopee cushions, oh my!

One of the largest collections of wildlife art in the United States, built into the side of a cliff in rural Wyoming.

The high point on the 16th president's eponymous roadway is marked by a massive version of his head.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

A monument to the egos of two railroad magnates that fell into decline along with their careers.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

An architect's childhood fantasy treehouse made real.

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