3pm for family photos.
4pm
Park at the riverfront parking lot. Address is Riverfront Park, 507 N Howard St, Spokane, WA 99201. Yes you do have to pay for parking with a card.
Photos and ceremony are taking place at Havermale point at riverfront park. There are maps in the parking lot to find the point. It is about a 5-10 minute walk from the parking lot.