More ideas from Vasiliy
Movies in the Yahhhhhd! We did this! We watch movies outside all the time - no need for a screen, just a wall, projector & laptop. For a more elaborate solution see

Outdoor A/V system. Rigging up a white canvas tarp for movies was such a hit, Ten decided to permanently link his entertainment system to a projector via underground cables. “Anything we can watch indoors, we can watch outdoors,” he says.