Computer Science Summer Camps

What are some prestigious and enjoyable computer science summer programs/camps?

Here’s what I’m looking for

if there’s a specific age recommendation/requirement to do it, please mention it in your post

In addition, it would be best to give a short description of the summer program (i.e. research/education oriented, what the community is like, how heavy coursework is, how selective, etc) though if you can not provide one it is fine, just give me name/link.

Online or in person doesn’t matter I’m ok with both, just mention which