A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

The world's oldest bookshop still in operation.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

Eat the ultimate iteration of Portugal's most beloved pastry.

Hidden beneath a beautiful overlook you’ll find the history of the city depicted in comic strip format next to a pay toilet.

The devil-defying mark left by a saint as a boy is visible inside Lisbon's cathedral.

The best place in the world to buy tinned fish.

Sip cherry liqueur at a bar dating back to 1840.

Get in line for Lisbon’s most famous sandwich.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

This memorial marks the site of not only of a tragic wreck, but an event that led to the downfall of a wartime government.

This copper-coated, multi-arched dome is surrounded by a moat and lights up at night.

This elaborate towering structure was once famed for its revolutionary height.

Alexander Hamilton’s creation caused quite a bit of controversy.

This overlooked courtyard and museum celebrate Benjamin Franklin's life and achievements.

Mural made of 100,000 pieces of hand blown glass, and one of the largest glass murals in the US.

Thirteen pastel palaces in downtown Charleston add a gorgeous splash of color to the city.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

A stack of stones steeped in Irish folklore, much like the hero they're connected to, hide in plain sight.

One of Savannah's oldest and most haunted cemeteries, featuring graves desecrated by Sherman's Union Army.

An early-19th-century hotel with a past that is steeped in the Civil War.