Since you asked, I do think it is odd that your grandchildren sleep with you if you have other accommodation available for them. Also, a nine-year-old should be able to bathe or shower alone. I would worry more about lack of independence at that age than anything improper, but at age 9 I would expect a boy to be more modest than you are describing.
Free printable topographic map of Morro Bay (aka Moro Bay and Bernard's Bay) in San Luis Obispo County, CA including photos, elevation & GPS coordinates.
Community Morro Bay. The seaside village of Morro Bay is a picture-perfect getaway for travelers seeking outdoor adventures and a gorgeous natural setting. Located along scenic Highway 1 midway between San Francisco and Los Angeles, Morro Bay is easy to reach and hard to leave. Once you experience the beauty and charm - not to mention the fun youâll have kayaking, biking, fishing, beachcombing and just plain relaxing - you'll never want to leave.