Love, knishes, and best wishes from this legendary Lower East Side bakery.

Salute the leader of the proletariat.

The competition: breathe deeply as long as you can.

America's oldest Eastern European synagogue provided the immigrants of crowded Lower East Side tenements a space of sanctuary.

Manhattan's lighthouse, erected at the insistence of the unsinkable Molly Brown.

The façade of this building looks like a bingo board, but it's really a giant clock by a famed graphic designer.

There’s a secret bunker inside the Brooklyn Bridge, but the city won’t say where.

An odd, ancient window that may have once been part of a brutal prison is embedded in the side of New York's Police Plaza.

This humble historic facade hides a history of boozing and the gentlemanly sport of rat-fighting.

This former water source for the City of Brooklyn is now a thriving natural wetland.

No one is sure why this mysterious tradition started.

This small-town pizzeria won the Hollywood lottery.

This abandoned building made of petrified wood was once a hotspot for buying moonshine.

Vice President Humphrey's final resting place is tucked away in this cemetery along with a few other notable figures.

This strategically-placed fountain creates the magnificent illusion of mustangs galloping across a river.

Giant works of art interspersed throughout meadows and woodlands offer a new discovery at every turn.

This sculpture of a bowler hat is complemented by a matching umbrella a few blocks away.

Austin’s local mountain isn’t really a mountain at all.

Claims to be the "World's Highest Hill."

Legend says this sacred tree was a gift from goddess Athena.

The word "Watergate" will forever be associated with the infamous scandal in 1972, but this fountain is famous in its own right.

One of the largest publicly funded mural in the country is one city's love letter to itself.

America's only nuclear missile silo open to the public.

Detailed facade of a brownstone in Boerum Hill.