In the power of this waterfall, Alexander Hamilton saw the potential for industry.

A monument to the military service of America's greatest traitor refuses to even name him.

The summit Roosevelt conquered before he descended to become The Chief.

The smallest and oldest covered bridge in Delaware.

The second oldest and longest of Delaware's three covered bridges.

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

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

These lush botanical gardens employ the most purrfect pest control force.

A secret, ethereal waterfall beneath the picturesque gardens.

This wildflower meadow was once the site of America's oldest operating paper mill and a symbol of Newark's manufacturing past.

A pre-Industrial Age iron furnace and the site of a nearly-forgotten piece of Black history.

Built by the patriotic residents of Boonsboro in a single day.

A statue of the English poet for whom this Delaware town is named is ritually dressed in seasonally appropriate clothing.

Unannounced visitors are now welcome at the site of the largest Prohibition-era bootlegging operation in the region.

Decades before the scandal, this staircase on the river was a literal "water gate."

There's a 12-foot-tall replica of the Washington Monument hidden under a manhole nearby.

The monument's pointy aluminum tip has been melted down by repeated lightning strikes.

Ruins from the Parthenon and petrified wood line the interior of one of the world's most famous monuments.

Daredevil repair workers can worm their way out the access hatch, loop ropes over the apex and rappel down the monument.

Look closely and you’ll notice that the color changes a third of the way up the tower.

As state highpoints go, this spot is one of the lowest, but for years it was also the hardest to climb.

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

The Cadillac Ranch for monster truck aficionados.

Home to the first child born to English colonists in North America, this colony mysteriously disappeared while waiting for supplies.