My husband and I just returned from a 14-night Voyage of the Midnight Sun on the Rotterdam, June 26 – July 10.  We learned a lot on this cruise that I wanted to share.    We both tested positive for Covid on July 5. We are double boosted, wore masks, didn’t go to shows or bars, and ate outside when possible.  We didn’t have interactions/exposure in ports since our off-ship activities consisted of hiking and walking.  Our risky behaviors were going to the main dining room, hydro pool