July Mid USA BMX NATIONAL SCHEDULE. FRIDAY WORLDS. 21 Oct Japan. USA BMX / BMX CANADA - Worlds largest BMX racing organization Black Mountain BMX, Chandler BMX, Colorado River BMX, Goodyear BMX Raceway. USA BMX Blackjack Nationals. . Reno, Nevada USA. Tehachapi USA. The Black Jack Nationals. Reno Livestock & Events Center. Reno, NV. 09 Jul UCI BMX Freestyle USA BMX Freestyle National Series Finals. USA BMX Winter Nationals Day Three! Live from Black Mountain BMX in Phoenix, AZ! Kentuckyy Kev and. After 12 years and 20 consecutive National events, the USA BMX National Series will bid farewell to the South Point Hotel and Casino. *ALL NATIONALS ARE 3 DAYS*.