Places Joshua Foer Wants to Go

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

The institution is sitting on a goldmine of 21,000 paints, varnishes, pigments, and primers preserved for posterity.

Over a million items cram the shelves at Africa's largest shop of used and rare books.

A desert island with both a buried treasure and a famous castaway.

Giant telescope mirrors built in a spinning furnace under a college football stadium.

Dead weights honor the dead of Portugal's fishing industry.

The only microgravity tower in Europe can produce nine seconds of weightlessness.

Europe's largest collection of matchbox designs is a fascinating exploration of the cultural history of the world.

From Coke II to Google Glass, this exhibit features some of the most spectacular commercial flops.

The collection contains over 25,000 items and details the painful dental practices of the past.

The illuminating collection of L.A. street lights is run by the city and only opens one day per month.

A cluster of granite granaries perched on stilts.

The winding route passes through an enclosed alleyway, two tunnels, and leads to the White House basement.

The skeletal white beams stand as a monument to religious dissent.

A memorial to a shareholder activist feared by CEOs around the United States.

Military and first responders can test their skills in a Foggy Bottom mock station down in Georgia.

The quiet canyon has a tumultuous history involving a doomsday cult.

There's a crumbling old mansion inside the Smithsonian National Zoo.

The oldest orange tree in California spawned a generation of citrus farmers.

Taumatawhakatangihangakoauauo tamateaturipukakapikimaungahoronuku pokaiwhenuakitanatahu.

The world's largest key collection features keys to the White House, Frankenstein's castle, and Hitler's bunker.

The nearly 200-year-old folly has a secret spiral staircase hidden in one of its pillars.

The bottle house obsession struck a Florida man in his retirement, and now he can't stop building.

The house's confection-like decorations are the result of one man's painstaking work over decades.