This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

A museum and research center dedicated to preserving the history of Rolls-Royce and Bentley motorcars.

America's smallest national park site is the former residence of exiled Polish national hero Thaddeus Kosciuszko.

Alexander Hamilton’s creation caused quite a bit of controversy.

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

Yo, Adrian!

Huge masonic hall in Philadelphia with lavishly themed rooms.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

The land is home to swimming ponies and a legendary 18th-century treasure.

The lesser-known lost colony of Roanoke was a safe haven for formerly enslaved people during the Civil War.

So many migrating birds roost on the bridge, it has a special summer speed limit.

The Cadillac Ranch for monster truck aficionados.

This shifting North Carolina sand dune is an odd little desert surrounded by oceanic forest life.

Beautiful Gothic-inspired lighthouse stands out among the run-of-the-mill striped fare on Bodies Island.

This Transylvania County city is home to a rare white squirrel population that is descended from an escaped carnival animal.

One of the best places to see feral Colonial Spanish Mustangs in the United States.

Who needs fancy modern water slides when this giant North Carolina rock works just as well?

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

Bubbling up from deep underground is the warm crystal clear water that fills the Warm Springs Pools, America's oldest spa.

Rowdy rebels fortified this home during the first popular uprising in United States history.

These unusual rooms on wheels are holdovers from the 1960s.

Affectionately known as "Lord Bot," this historic statue has a cult social media following and rightly claims to be “the most metal inhabitant of the Wren Yard.”

The controversial urban planner who designed Washington, D.C., was buried in Maryland, and can presently be found in Virginia.