"We Seceded Where Others Failed."

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

St. Augustine's record-setting narrow street was designed to protect against pirates.

The island residents are known for taking their quirky sense of humor with them to the grave.

A monument celebrating the idea of reaching inaccessible places.

Island ghost town detailing Flagler's folly in building the Overseas Railroad.

The park is home to the United States's only still-operating Dutch windmill.

The record holder for the world’s largest peach.

The world's longest known cave system.

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

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

This monument marks the beginning journey of a wounded soldier's leg that ended up almost two states away.

The first American department store, and home to the largest operating musical instrument in the world.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

In the parking lot of a fast food restaurant, a statue memorializing a prolific bull elephant.

This giant ice cream cone is the last remaining icon of a Salt Lake City staple.

A museum dedicated to the strange and extravagant costumes and memorabilia of the mummers, a tradition older than Philadelphia itself.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

Yo, Adrian!

An Irish Memorial commemorating those who perished due to potato blight.

The oldest active church in Pennsylvania is also the second oldest Swedish Church in the United States.

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

This 15-foot tall obelisk commemorating the Philadelphia-Baltimore railroad connection sat neglected for over a century.

What's a diner from the 1939 World's Fair doing in a remote Utah mountain town?