Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

Try not to get slimed in Tribeca.

Introducing the Green Fairy to her fawning masses.

This 45-story tall abandoned skyscraper is the third tallest building in New Orleans and Lousiana.

Storyville was New Orleans' historic red light district and hotbed of jazz music, sometimes referred to simply as "The District."

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

Christ's blood allegedly preserved in a Belgian town.

Small sculpted heads of prominent phrenologists mark the outside of their former headquarters.

A rare remnant of an exposition that took place nearby at the end of the 19th-century.

A rare memorial paying homage to an altruistic woman from the 19th-century.

This memorial commemorates a defining 16th-century battle between English and Scottish forces.

A sculpture in a secluded garden honors one of Edinburgh's most innovative thinkers and city planners.

This painting of a beloved dog will be on display at the Scottish National Gallery at long as the museum exists.

Legend has it that a Dutch fisherman lost control of his Shetland pony and tumbled from this cliff.

A tumbling waterfall near a narrow passage that was used to herd cattle for hundreds of years.

A roadway designed for a visiting monarch.

The remnants of a facade from a 19th-century market stall emporium.

A quartet of brightly colored mythical beasts stand sentry at this gateway.

Looking strangely like Rome's Colosseum, this unfinished tower has dominated the skyline for over 100 years.

An ornate "graveyard" for some of the country's forlorn building relics.

This mundane post marks the old location of the city's main postal hub.

Edinburgh's oldest statue hides within a parking lot behind the city's iconic cathedral.

The Scottish Reformation leader's grave was paved over and is now a parking lot.