An ornately designed clock in an exterior wall of the Holy Spirit Church in Tallinn, Estonia. The church was built in the early 1300s but the clock was not added until the late 1600s.
Church photo by Rene Seeman
Jigsaw puzzle subject image credit: Boris Stroujko/Shutterstock.com
See all jigsaw puzzles based on Boris Stroujko's photographs.
Category: Machines