DARPA  July 20, 2018 The goal of the DARPA Subterranean Challenge is to discover innovative solutions to rapidly and remotely map, navigate, and search complex underground environments, including human-made tunnel systems, urban and municipal underground infrastructure, and natural cave networks. The final event, planned for 2021, will put teams to the test with a course that incorporates diverse challenges from all three environments. The winner of the systems competition will take home a $2 million prize, while the winner of the virtual competition will earn a $750,000 prize… read more. BAA