Support WBURWhy Home Improvement Has Surged And How It's Changing AmericaPlay04:00Download AudioFrank MorrisSeptember 11, 2020 Share"It used to be a backyard. Now it's a summer oasis," says Astoria Camille of the water feature she built in her mother's Kansas City, Mo., backyard using an old stock tank and 53 bags of pea gravel. (Frank Morris/KCUR)