Those belting out show tunes in this West Village piano bar might not realize it marks the site where Thomas Paine died in 1809.

A collection of fanzines, recordings, and documents detailing the rise and influence of the feminist punk movement.

A terrific purveyor of natural history objects and curios.

A unique collection of figures perform down the facade of the Gene Frankel Theatre.

The artist and New York City icon lived, worked and died in this converted carriage house owned by another iconic artist, Andy Warhol.

Spiral-bound community recipes and antiquarian gems mingle at this small East Village shop.

A hidden "place of interment for gentlemen."

Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.

For almost a century, this East Village newsstand has served egg creams to beats, hippies, punks, and everything in between.

Monument to a forgotten NYC disaster that claimed the lives of 1,000.

A reminder to choose water over wine since 1888.

The East Village tenement from the cover of Led Zeppelin’s 1975 album has a tea shop on the ground floor.

The largest collection of Frazetta originals in the world.

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

Frequent fliers welcome in this airplane hotel.

A surreal, interdimensional shopping center and portal to another universe by Meow Wolf.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

The 19th-century pharmacy (now a used bookstore) was featured in James Joyce’s "Ulysses," and has changed very little to this day.

The oldest public library in Ireland.

An essential stop before plundering, BYO Cutlass.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

The grand, column-fronted, sculpture-adorned home of the ambitious digital library.

A hidden subterranean installation offers a view of the sky.