a black tarp,
Seniors at a Wisconsin high school pulled off what police are calling one of the best senior pranks they've ever seen.
At first glance, it looks like a terrible crash: A car plowed into the side of Cumberland High School, but it's actually an optical illusion, thanks to the creative use of tape and a tarp, some bricks, tire marks, and a half a car.
https://www.cnn.com/2018/05/16/health/high-school-senior-best-prank-trnd/index.html
https://www.facebook.com/CumberlandWiPoliceDepartment/posts/1737888289634210