To beat the crowds visit between arrivals of the ferries. During winter only open on Wednesdays.
This is the oldest lighthouse in Germany. It was built 1875. Opening times during summer: Mo. - Fr. 08.30 - 12.30. Closed in winter except for Wednesday.
To avoid the crowds make sure to visit the place between arrivals of the ferries: https://www.faehre.de/fileadmin/...