Go for a stroll by the water's edge and get some fresh air at Monastiraki Harbour. It's always relaxing watching the boats as they come and go.
This place for ships to anchor in Monastiraki comes recommended by many travelers, so make a spot for it on your to-do list. Don't think that's all there is to do here, though. There are a lot more attractions waiting for you to check out after Monastiraki Harbour. Botsari Museum and Klima Cross Monument are not far away.