Enchanting gardens surround a derelict mansion, all hidden in plain sight behind a stone wall.

This splendid Versailles-inspired mansion has the largest French-style formal gardens in North America.

This collection of odd proofs of concept is like taking a walk through the imagination of a Victorian engineer.

A blend of art, antiquities, and Americana fill this museum, surrounded by whimsical, enchanting gardens.

Hundreds of antiquated typewriters and office machinery show the technological evolution of business.

The tombstone of the founder of the lost town of Ogletown is now stuck inside a traffic median.

This school was designed to support the rebuilding of African American schools around Delaware.

A scenic fort on the harbor protected Philadelphia from an attack that never came.

The Dover International Speedway is home to a towering, concrete-skinned, racecar-hungry behemoth.

Museum houses an impressive display of the origin and artistry from the now-quaint invention's history.

In 1787, a group of delegates met at this very spot to drink, be merry, and ratify the Constitution of the United States.

Live chainsaw carvings of tiki statues aim to keep a tradition with ancient roots alive in this small Delaware town.

What began as an art installation is now the private drinkhaüs for a brewery's employees.

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

A grotesque Fiji merman dwells within this traditional Dutch-style building.

Designed to commemorate the founding of the first settlement in Delaware.

The historic home still shows the scars from a little run-in with the British in 1813.

A wrecked ship dating back to the American Revolution was only recently discovered off the Delaware coast.

World War II-era bunkers are hidden under the beaches of this picturesque park, which is still scattered with wartime watchtowers.

These old doors are covered in the signatures of Rehoboth Beach artists dating back to the 1930s.

A desiccated merman and a walrus penis bone are among the oddities in this eclectic collection of shipwreck treasures.

A unique marker erected during the 18th century.

The stone marker that Mason and Dixon placed at the eastern end of the famous north-south border they surveyed.

A historic cemetery filled with quirky faux wood art and unique tombstones.