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

Yo, Adrian!

Dr Barnes' $25 billion private collection of art and arboretum.

A dazzling display of lights and crystals.

This lesser-known Frank Gehry building houses a treasure trove of cinema history.

A museum on the history of Paris, including a set of Napoleon's toiletries, Proust's room, and relics of the Revolution.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

This massive library holds what was once the largest book collection in the world.

One of the largest underground systems runs under Canada's largest urban center.

Nondescript building owned by ExxonMobil working on siphoning Greenpoint Oil Spill out of the ground.

2 square block factory in Greenpoint erected in 1936.

Where one of Greenpoint's "five black arts" was practiced.

If you were standing here on October 5th, 1950, you'd be dead.

Four cars from the old system were once on display, but were removed in 2014.

A cruise terminal that changes the atmosphere of Red Hook's industrial waterfront.

The ballpark in "Pigtown" where the Brooklyn Dodgers made their name was replaced with a huge apartment complex.

What was once a vast naval cemetery is now home to nesting birds and pollinating bees.

The highest rapid transit station in the world.

The longest continuous underwater road in North America was built at the insistence of Franklin Roosevelt.

This beautiful Brooklyn monument over a crypt memorializes a grim and largely unknown story from the American Revolution.

New York's southernmost subway station is whimsically wavy.