A castle on a hill once named "the most beautiful high school in Massachusetts."

Hundreds of personalized inscribed planks make up this historic boardwalk.

Final resting place of a pioneering scurvy researcher.

A monument to the groundbreaking environmentalist sits near the place where she first experienced the sea.

Marigolds, rosemary, Madonna lilies, and the Virgin’s Bower decorate this Massachusetts sacred garden.

Mural fragments and various sculptures honor the longtime artist.

These unassuming lighthouses have seen the first reading of the Pledge of Allegiance, the first wireless transmission, and more than one mystery.

This statue is dedicated to Grace Sherwood, the last person in Virginia to be convicted of being a witch.

Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

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

Down the road from where the Wright brothers lifted off is another flight tribute practically hidden from sight in the woods.

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

Perhaps the oldest vine in North America, this sprawling plant helps make a sweet wine.

Collection of skeletal systems from the "world's leading supplier of osteological specimens."

An unusual art exhibition in a suburban yard is designed to awaken the souls of those flowing by.

Civil War soldiers, captains of industry, and paupers all interred on historic grounds.

An underground magnet for ever-changing street art.

Mass graves and Victorian monuments mark the history of Memphis in this 19th century cemetery.

Bronze statue marks the spinach capital of the world.

The pan man stands as a testament to the functionality of American cast iron cookware.

One of Savannah's oldest and most haunted cemeteries, featuring graves desecrated by Sherman's Union Army.

This twisty sign depicts the chain's first logo.

Constant erosion has created a surreal landscape of bleached and preserved fallen trees.

Dubbed the "smallest church in America," this tiny sanctuary was a local grocer's dream come true.