One of the last Jazz Age "Wonder Theaters" in New York City.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

The legendary court where emerging basketball players gain their street cred.

A discreet little stairway on St. Nicholas Avenue leads to a quaint and unexpected cobblestone street of 19th century wooden rowhouses.

A crumbling staircase in upper Manhattan is all that remains of one of the most important sites in sports history.

Walking around West Harlem reveals a scavenger hunt of beautiful bird murals.

From scholastic to sepulchral - now under reconstruction.

Visit the monolithic tomb of America's most famous general.

One of the only single-person private gravesites in New York City.

New York City's only preserved family home from the 19th century.

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

Peek through the gates at this oasis from the city, full of Old English charm.

This small New York museum celebrates the mountainous artwork of a Russian mystic.

Here, exhibits come with a side of edible history.

The tiniest little stage in New York.

A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.

Built as a gift to the hottest tastemaker of the time, these hidden quarters remain an Art Deco showpiece.

A Gothic-style abode built to accommodate the church's three resident peacocks.

Hear the tales of New York's most notorious criminals.

The home of the first American-born saint is one of the only curved buildings in New York.

Hopeless romantics will swoon over the sweet story behind this bright and colorful home.

One poet's handmade, anachronistic home.

Every year, over 25,000 monarchs overwinter in Pacific Grove.