The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.

A stunning Victorian abbey and walled garden on a lakefront.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

The severed head of a 17th-century Irish martyr lies within an intricate golden shrine.

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

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

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

Enjoy an overnight at an old haunted B&B site of the Borden family murders.

The filming location of a shark attack in Steven Spielberg’s famous shark movie.

This candy-colored storybook village originated as a 19th-century Methodist campground.

The oldest platform carousel built in the United States continues to delight children in Martha’s Vineyard.

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

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

The site of Paul Revere's historic two lantern warning.

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

This awkward aquarium sculpture is one of the strangest statues in Chicago.

This historic hotel invented the chocolate brownie.

An unlikely beach paradise of giant sand dunes lies between two lakes just a few minutes from Michigan's cherry country.

This lighthouse and shipwreck museum keep a torch burning for the memory of the SS Edmund Fitzgerald.

Two dozen rescued bears roam (mostly) free at the largest bear ranch in the U.S.

This tremendous trout welcomes visitors to a northern Michigan town with a rich fishing history.

Unique Michigan homes look like something out of Tolkien's "The Lord of the Rings."

Strange physical sensations and optical contradictions keep visitors coming back for more.