Camp North Star

Camp North Star is a summer camp that helps to discover
and develop the best version of themselves. North Star’s
community is focused on personal growth and positive
outcomes.
There are 100+ choices in arts, athletics, enrichment,
outdoors and waterfront activities.

You can go there from 2 weeks to 7 weeks and you will stay
in cabins.
The maximum of people that can go there is 300 so you can
make many friends. Its opened In, June, July and August.
http://world-camps.org/camp/camp-north-star/