Leaf through over 30,000 artists' sketchbooks in what may be the world's largest collection of doodles

A terrific purveyor of natural history objects and curios.

A comprehensive collection of bonsai set in a beautiful campus.

This former crime corner has been turned into an eclectic community center.

A community farm in the midst of the Brooklyn concrete.

Guerilla gardeners reclaimed this abandoned railroad land literally putting down roots.

Thriving meadows span a rooftop in one of Brooklyn's most heavily industrialized neighborhoods.

A quiet and contemplative oasis in the middle of New York's bustle and riot.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

This plot of old-growth forest is the largest surviving remnant of New York City's original woodland.

A tree that grows parallel to the ground was declared Brooklyn's "crowning curio" by the poet who saved it.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

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

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

CDMX's home for the world's culinary delights.

Visiting this cacophonous collection of vintage novelties is like stepping into the mind of a crazed toymaker.

At a museum of everyday objects, it is the act of collecting that is really on display.

This Birdsill Holly fire hydrant is the remnant of a very different type of hydration innovation.

A hurricane-stricken oak tree has been reborn as a beautiful chainsaw artwork.

A pink cottage covered in hearts served as a haven and a resting place for LGBTQ activists.

Made of giant chains and hung with shackles, this iron cross honors those unknowns who perished under American slavery.

Once defending the city of New Orleans from invasion by sea, this fort faces an uncertain future.

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.