Rhythm on the River: Almost ABBA  October 30, 6 p.m.    Almost ABBA is the longest-running North American tribute to the Swedish band ABBA. The concert takes place on the Ford lawn along the Caloosahatchee, where guests can feel a refreshing river breeze and watch a spectacular sunset. Bring your favorite lawn chair and a sweater if the weather is chilly. Refreshments will be available for purchase, no coolers are permitted. Masks are required. Visitors should park in the main Edison Ford parking lot. Gates open at 5:30. Purchase tickets online at EdisonFord.org. Cost: members: $20; non-members: $25, tickets at the door: $30