This course will become read-only in the near future. Tell us at community.p2pu.org if that is a problem.
Build an ROV at home and investigate your local ocean, lake, pond or river!
Becoming a great explorer is not a thing of the past, nor a privilege of the few! You can build a submerisble ROV using open source plans to explore the great ecological mysteries of Earth - the deep sea.. or the lake nearby.