Summer 2026 Registration is Open!

Check out our Winter Newsletter!

MountainSea offers outdoor day programs, day camps, and multi-day expeditions for adventurers of all ages and abilities, over land, fresh water and sea.

Summer 2026 Outdoor Day Camps

Click on the images below for program details

Explorer’s Club

nature-based arts and forest play

7/13-7/16 - Rising 1-3 Grade

8/3-8/6 - Rising 2-4 Grade

Making Wild

nature inspired arts, music, and connection

8/17-8/20 - Rising 5-7 Grade

Best of the Midcoast

adventure day camp

7/20-7/23 - Rising 5-7 Grade

8/10-8/13 - Rising 6-8 Grade

Founded in 2021, MountainSea Expeditions weaves together science, nature, and adventure with people of all ages and abilities.