Dienstag, 25. Oktober 2011

__Prague Astronomical Clocks




Description: The medieval astronomical clock in Prague's main square is called the Orloj. It was installed in 1410 and it is the oldest working example in the world. Considered a form of mechanical astrolabe or primitive planetarium, the clock displays more than 20 different astronomical data and events. The time measured is old Czech. The Prague Astronomical Clock is part of the Astronomical Clocks series. Copper (C) finish.

Size: 2" (50mm) x 5mm

This geocoin is trackable at www.geocaching.com with its own icon.

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