The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

This iconic tattoo shop has its own onsite museum with artifacts from the early history of modern body art.

Washington D.C.'s most famous pianist, composer, and bandleader still tickles the ivories outside Howard Theater.

A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

The house where John Wilkes Booth conspired with his co-conspirators.

They sort through millions of dollars worth of diplomatic gifts on behalf of the government.

This unacceptably tall building was the real reason for Washington, D.C.'s skyscraper ban.

For 60 years, the academy had no permanent location until members voted Washington D.C. as its forever home.

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

Home to items never before seen by the public.

One of the dwarven trees dates back to 1625 and survived the Hiroshima bombing.

The site of the climactic scene from the classic horror film is now a historic landmark.

This ghost town in Belgium will lose its street art when it ceases to exist.

The world's only museum devoted to the wonders of fluorescence.

The world's first zoo for microbes collecting the horrible and wonderful things living on and around us.

A true Valhalla for cactus and succulent lovers.

Relics from as far back as the 16th century are on display in a city known for its playing card industry.

This annual Belgian water race attracts bathtub captains from all over the world.

Burbling away in refrigerators are 105 sourdough starters from around the world.

Explore 400,000 years of humans' "battle against darkness" in this offbeat but thorough lamp museum.

The Belgian royal family's private depot now stands abandoned and forgotten alongside the tracks.

Each time a baby is born in Ghent, these streetlights flash in silent celebration.