Dimensions for sunken trampoline
Sunken Trampoline - worth a read before installing, love the grass covering
Safe and Cool: A Sunken Trampoline For Kids
Crazily detailed instructions on how to build a sunken trampoline.
kid friendly yard space..smart to bury the trampoline in a hole so the kids can't "fall off" it...
A pond? No, it's a trampoline! The sunken trampoline of Dawn and Isaac's garden has been a huge hit adults, children, and dogs alike
11 x 8' Capital Rectangular Sunken Trampoline Kit
Buy Plum 8ft In-Ground Trampoline Online at johnlewis.com
Small garden in Dulwich with a bespoke cover over the sunken trampoline thus making the lawn usable when the trampoline is hidden