The national park was once a plantation estate.

The system of air guns are fired off remotely to scare any trespassing avians.

The romance of early commercial flight still fills this Art Deco destination.

The remains of a historic plantation nestled in between a parking lot and the rental car return at Reagan National Airport.

This rare triple-jurisdiction drawbridge passes through Virginia, Maryland, and Washington, D.C.

The only place for a truly presidential dram.

These unusual rooms on wheels are holdovers from the 1960s.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

This sprawling farm was once a Cold War-era hideaway for the nation's top diplomats.

This war hero's old shop remembers the fine line between medicine and quackery during the Revolutionary War.

Hear, smell, see, taste, and touch history at this immersive Civil War hospital.

The resting place of a Civil War celebrity's amputated limb.

This pre-Revolutionary War grist mill ground corn and flour for soldiers in seven American wars.

Saint Joseph was said to heal the deaf and blind, but it was a much smaller miracle that got him canonized.

Catalonia Tradition: Beating the hollow Christmas log until it defecates in your fireplace.

The oldest giants in Catalonia are now displayed in a 14th-century Gothic church.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

This cafe offers a curated collection of treats and tipples made by monks and nuns.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

One of the most photographed buildings in a city known for its Modernista architecture is an abandoned squat.

Turntable anonymously received orphans, alms, and groceries.

This former Baroque palace on the historic Calle Montcada is a rare architectural gem and was once the meeting place of an aristocratic scholarly society.

Week-long block party becomes a competition for the best decorated street.