2019 Fort Koshkonong Rendezvous Rate This Event Join us for the 24th Annual Fort Koshkonong Rendezvous on May 25-26, 2019 at Rock River Park on the west side of Fort Koshkonong in Fort Atkinson, Wisconsin. Get a real taste of pioneer life at this authentic reenactment held in the "Fort". The Fort Koshkonong [read more]