prague astronomical clock prague orloj, pražský orloj in the facade of the old town hall staroměstská radnice in the old

ancient antique architecture art astrological astrology astronomical astronomy bohemia calendar circle city clock clockwork czech design europe facade famous gold golden hall historical history horologe horoscope landmark mechanism monument namesti night old orloj planet prague praha prazsky praafrac34 skafrac12 radnice republic science sign square star staromestska staromestske staromastskaiexcl staromastskacopy symbol technology time tourism town travel