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

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

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

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

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

Two thousand artifacts from around the world collected by one woman who loved to travel.

An enormous, inside-out glass globe built in 1935.

A grassroots community effort in the 1970s led to the creation of this beautiful garden full of delightfully whimsical exhibits.

The small first-floor apartment where the author wrote her Pulitzer Prize-winning book 'Gone with the Wind.'

The largest puppetry museum in the United States houses the world's most complete collection of Jim Henson artifacts.

The oldest standing Byzantine church in Athens is tucked within a monastery in the middle of an upscale shopping district.

A sharp sculpture made of thousands of pieces of jagged glass.

An ancient octagonal weather station named for the eight Greek gods of wind.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

A focal point of in Denver’s skyline for over a century, inspired by a Venetian basilica.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

One of the greatest heroes of the Titanic tragedy came from humble beginnings to this beautiful home.

The skeletal white beams stand as a monument to religious dissent.

A water pumping station disguised as a residential home to assuage concerned neighbors now tricks most passersby.

This historic sunny-yellow building has an unfortunate connection to the sinking of the Titanic.

An early life spent in this "Old Kentucky Home" inspired the writings of North Carolina's most famous novelist.

The North Carolina grounds are leased in perpetuity to the British Commonwealth for as long as the WWII sailors are buried there.

A giant cement churn carries the legacy of American resilience, unity, and greed.

Rural churches in the middle of nowhere with religious frescoes by famous artist.