People of the Earth: Indigenous Spirituality of Old Europe. Andras Arthen, vice chair of the Parliament of World Religions, presents his experiences with indigenous earth-based cultures of Europe. $20 suggested, Unity of Greater Portland Church, 54 River Road, Windham, unitygreaterportland.org, 10 a.m. to 3:15 p.m. Sunday.
Christians and Islam, a talk outlining these religious traditions, free, Christ Church, 6 Dane St., Kennebunk , www.christchurchkennebunk.org, 11:30 a.m. to 12:30 p.m. Sunday.
Interfaith Dialogue Dinner. Soup, bread and dessert will be served, with a discussion of many traditions. $10 suggested donation, St. Pius X Hall, 492 Ocean Ave., Portland, www.facebook.com/events/497611640439864, 5:45 to 8:15 p.m. Tuesday.
To submit an item for the Religion Calendar, go to MaineToday.com and click on the calendar tab.
Send questions/comments to the editors.
