This hauntingly beautiful stretch of Florida coastline is covered in sun-bleached trees.

Brick walkways weave through more than 500 palms and cycads, representing 150 species from around the world.

A monolith replica monument of Jean Ribault commemorating the landing of the French in the New World.

Measuring approximately 200 feet long, Swampy is the world's largest alligator-shaped building.

Some believe Ponce de León's mystical spring lurks right under a public drinking fountain.

Every winter, this tiny islet on Florida’s Gulf Coast is swarmed by some of the largest birds on the continent.

This tiny, triangular block has held the world record since 1964.

This coastal port saw one of the most significant battles of the Civil War.

The former home of the 11th president of the United States.

A simple plaque remembers an act of WWI terrorism that obliterated an island and forever scarred the Statue of Liberty.

Featuring the the longest lift span of any vertical-lift bridge in the world.

The third-tallest lighthouse in the United States stands as a reminder of Atlantic City's early days.

Memorial built in 1922 in remembrance of WWI casualties.

World War II bunker still standing on the New Jersey beach.

The rusting remains are visible sticking out of the waters of the Delaware Bay.

Several times a year, during low tide, two pairs of historic train tracks are revealed on this New Jersey beach.

This Boy Scout retreat acted as "Friday the 13th"'s original Camp Crystal Lake.

Surrounded by industrial sprawl, a small monument marks the site of William Penn's first landing in Pennsylvania.

These ruins of an octagonal stone school that was later used as an A.U.M.P. church exemplify a popular school design from the 1830s.

Descendants of this colonial Pennsylvania family still travel from far and wide to visit the 300-year-old home of their Quaker ancestors.

The meeting of the northwestern corner of Delaware, the northeastern corner of Maryland, and the southern edge of Pennsylvania.

The first marker along the famous boundary.

A rural colonial settlement that contains the remains of a store and cooper.

The longest-covered bridge in the state of Maryland.