There are plenty of ornate clocks in city halls around the world ... In Strasbourg, the young locksmith saw an astronomical clock with a perpetual calendar in a cathedral. He was fascinated ...

If the workings of a mechanical timepiece give you a thrill, prepare to be blown away by this over-the-top astronomical clock. The horological masterpiece, which was designed by [Mark Frank] as ...

It inspired a new astronomical clock model utilizing a spinning wheel, which was a traditional feature of clocks during the ...