P06037.JPG [23/39] Keywords: Tower of Winds, Roman Agora Caption: The Tower of the Winds (Horologion of Andronikos of Kyrrhos). Probably constructed in the mid 2nd century B.C. There were 2 entrances, one at the northwest and one at the northeast. Each porch had 2 columns in front of a doorway. This is the northwest entrance. View from the northwest.