Minnesota, locals are racing DIY cars around tracks on the thick frozen lakes,
careening and colliding at speeds up to 60 mph. Photographers Jenn Ackerman and
Tim Gruber are right there in the middle of it, even hopping into the passenger
seat for that perfect shot.
have photographed around 10 racing events around northern Minnesota for their
series Frozen Speed. While
there is an official organization for the
sport, Ackerman and Gruber prefer to document the laid-back
environment of smaller, more off-beat races. Most occur between January and
March when the ice is an ideal 18-inches thick, and last around three hours.