Bridge that died in war and was resurected.

A former bank seized as a sniper vantage point during the Bosnian War is now a secret graffiti art gallery.

Celebrated example of Ottoman architecture that also served as a site for brutal massacres.

This museum preserves the hand-dug tunnel that kept Sarajevo afloat during the Serbian siege.

This historic timepiece is thought to be the only public clock in the world that keeps lunar time.

The place where World War I began.

A number of craters left by fatal mortar strikes have been filled with red resin to remember those lost during the Siege of Sarajevo.

This historic cemetery was inaccessible for several years due to dozens of land mines.

This enormous abstract sculpture is part jungle gym, part elaborate noise-making machine.

Controversial site of what could be Europe's first pyramid.

The most confusing clock in New York.

The only subway station in the city that still makes use of gap fillers.

Red frames showcase remnants of one of New York's original subway stations.

This monument to a veteran of the Mexican-American War is one of only two in Manhattan that serve as an actual mausoleum.

An artist's cute bronze subway sculptures belie his violent artistic past.

After surviving abandonment, this powerful Latin American mural is alive again.

A strangely angled West Village home is the only monument to an explosion that took the lives of three American revolutionaries.

The oldest living tree in Manhattan comes shrouded in sinister legend.

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

The site of the deadly Triangle Shirtwaist Factory Fire.

This exemplar of modernist architecture is meant to captivate and inspire students of the Cooper Union.

This 220-year-old house is a reminder of New York City's Dutch past.

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

A reminder to choose water over wine since 1888.