If you're a fan of live theater performances, experience a play or other stage show at De Molenberg. Check online for times and prices.
You'll want to have your camera ready when you visit this arts and culture attraction. It draws many tourists who come to Delfzijl. Also deserving of a few photos is Jachthaven 't Dok. Conveniently near De Molenberg, it's another of this area's highlights.