Dramatic river bend surrounds a natural red-rocked pedestal.

Most-visited and most-photographed slot canyon in the American Southwest.

Rippling sand dunes frozen in the Arizona rock.

A perfectly preserved hill village where the buildings are painted like white lace.

A magnificent menagerie of oddities, including taxidermy cryptids.

The little-known second castle that William the Conqueror built in York.

You can soak in three relaxing pools filled daily by the tide.

A restaurant with an extensive Irish whiskey bar also has several first editions of famous works by Irish authors.

This ruined medieval castle was the scene of Lord Robert Dudley’s seductive reception for Queen Elizabeth I.

Honoring one of the first boats to leave Ulster destined for America.

This storybook New England home is actually a decommissioned lighthouse.

A more than 260-year-old crypt built on Boston's oldest English burial ground.

The oldest working bell set in North America, the bells at Old North Church sat silent for their first four years in Massachusetts.

On a former island, this old fortification once used to protect the Boston Area and started Edgar Allan Poe in his military career.

Shelves covered in dozens of coffee bean varieties fill this North End institution.

The massive machine creates cracking displays of indoor lightning.

The history of the tea trade is told in bas-relief on this historic pair of Boston doors.

The bears may be gone, but their old cages can still be found.

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

One of the now-less-hidden floral gems of the "Emerald Necklace."

Dim sum, served in a grand old theater.

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

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.