The no. of events in sport was 14 . It was held in 28 July – 3 August 2012 . 40 from 30 nations,64 from 25 nations,386 from 138 nations were the competitors in Men's 50 kilometre freestyleat the XXII Olympic Winter Games . 12 teams participated in Men's 50 kilometre freestyleat the XXII Olympic Winter Games . The sport has the official site chicagomarathon.com . 1977 is when Men's 50 kilometre freestyleat the XXII Olympic Winter Games was founded  . The venue for Men's 50 kilometre freestyleat the XXII Olympic Winter Games was Chicago, Illinois, United States
Men's 50 kilometre freestyleat the XXII Olympic Winter Games was held in Pontal, Rio de Janeiro,54.5 km (33.9 mi)