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

This elaborate towering structure was once famed for its revolutionary height.

This park contains a number of standing stones meant to heal and inspire.

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

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

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

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

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

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

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

Take a step into the workshop where Edison and his employees revolutionized the world.

A giant light 13 feet high shines near Thomas Edison's old Menlo Park lab.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

Ice cream stand, snack bar, and time capsule of milk conveyance.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The Boston square dedicated to the dark poet who was born nearby.

A simple but powerful tribute to the 20 victims of the 1692 witch trials.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

This handsome giant is said to mark the birthplace of the mythical woodsman and even had a cameo in a Stephen King novel.

The eccentric mansion of one the most popular horror authors of modern times.