In the 19th century, this was the center of Boston's Black community.

A plaque marking the famous abolitionist's birthplace often overlooked by visitors to the nearby Charles Sumner House.

Former home of an abolitionist couple who escaped slavery and established the most active Underground Railroad stop in Boston.

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

Yale University's home for rare works, including the mysterious Voynich Manuscript.

The headquarters of the famous Yale society.

Hundreds of hidden passageways weave through the old quarters of Lyon.

This saucy statue once caused outrage among locals.

The lost Latin words were reconstructed using the holes from the nails that once pinned them in place.

This statue of the great Argentinian car driver is located near a famous curve of the Monaco Grand Prix.

Museum celebrating the ocean, with the largest wunderkammer dedicated to sea exploration.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

Apparently, the whole cosmos emanates from this plain concrete tower.

The walkable ruins of an 19th century hotel, destroyed in a horse cremation gone wrong.

Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.

The largest collection of historic military firearms in the United States.

A museum dedicated to the quirky and colorful world created by Springfield's favorite son.

The world's largest collection of historic U.S. military naval vessels.

This building is a recreation of the gatehouse that separated Los Alamos from the outside world during the era of the Manhattan Project.

A small etching on the white marble parapet was written in runic script by a Viking mercenary.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

The birthplace of the man who patented the cotton gin and pioneered interchangeable parts.

This interactive museum is dedicated to the “Father of the American Industrial Revolution” and founder of one of the nation’s earliest boomtowns.

Solitary stone structures and a tale of tragedy are all that remains of a historic settlement built by French Protestant refugees.