Electronics Collection Day/Recycling Fundraiser. Drop off your used/unwanted electronics; donations requested. Westgate Shopping Center, 1364 Congress St., Portland. www.stpaulsportland.org, 9 a.m.-2 p.m. Saturday.

Silver and Gold Anniversary Mass. Couples celebrating milestone anniversaries will receive a special blessing from Bishop Robert P. Deeley. St. Augustine Church, 75 Northern Ave., Augusta, portlanddiocese.org/ olff/silver-gold-mass, 4 p.m. Saturday.

River Rock Festival. A two-day Christian music celebration, Sunday River, 15 S. Ridge Road, Newry, riverrockfestival.com, July 1.

To submit an item for the Religion Calendar, go to MaineToday.com and click on the calendar tab.