Small and slightly hidden, the American Writers Museum is preserving the legacy of America's finest authors.

The oldest continuously operating fish market in the United States.

Thousands of narrow alleyways in an ancient medieval city make up what's believed to be the world's largest car-free urban zone.

Five mythical trolls have taken up residence in woods and hidden on paths at the Coastal Maine Botanical Gardens.

Giant topiary dog once played a role in a terrorist bomb plot.

Fantastic views and thousands of love locks.

Just a few miles off the western coast of Ireland lies an isle steeped in Irish literary history.

As the Dead Sea continues to deplete, massive sinkholes open along its banks.

Legend says this sacred tree was a gift from goddess Athena.

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

A series of waterfalls so massive they straddle the border of Argentina and Brazil.

The design of the Palacio Salvo has been described as "a lighthouse on top of a building."

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Every year, the colorful murals of Montreal get a complete makeover.

A colorful narrow alley in Cuba is full of street art and sculptures made of found objects.

The world's most active stratovolcano is almost always erupting.

The Andean town where every single building is decorated with a brightly colored frieze.

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

Founded as a refugee camp, now a popular tourist spot.

Despite a fraught and controversial history this African island holds a powerful monument to the tragedy of the slave trade.

The 953 windows undoubtedly make this the world's most beautiful screened porch.

This stunning mass of ice spans 121 square miles and is still growing.

An island filled with hundreds of hanging, decomposing, decapitated dolls.

One of the capital's last independent milk bars remains a crucial community watering hole.