This is one way to keep your tent up out of rain puddles, but probably pretty sketchy in a windstorm. Suspended tent, can be made from old trampoline or similar hoop. - Floating Round Hanging Bed With Waterproof Tent For Camping Or Outdoor Use
Hammock Pergola, good idea, provides some shade, hang a plant at each end, maybe a shelf at each end to hold a beverage. I believe the back yard needs this! Maybe the pergola could be where we plant grapes?