Question: 20 things to do in summer?
Answer: Go for a picnic. It seems a little old-fashioned, but a picnic can still be a lot of fun.
Unplug and go connect with your real life friends. ... 
Go find your nearest body of water. ... 
Walk somewhere. ... 
Try something you've never tried before. ... 
Start a garden. ... 
Plank yourself three times a day. ... 
Go on a vacation.