Lowell Showboat Sizzlin' Summer Concerts are a sizzlin' time on the river. Admission and parking are free. Event takes place every Thursday night from 7-9pm. The concert venue is wheelchair accessible with handicap/senior parking available. Bleacher seating is available along with plenty of room for your own comfy lawn chair. Concerts will run every Thursday for 10 weeks on the Riverwalk Plaza in downtown Lowell in front of the historic Lowell Showboat. June 12 thru August 21. Food and spirits available. For the scheduled line-up, visit the website link.