American Ninja Warrior season 4

In addition, regional qualifying and finals were added, taking place in the series' flagship location, Venice Beach, CA, Dallas, TX, and Miami, FL.

[1] Mount Midoriyama was moved from Japan to Las Vegas, Nevada for the national finals.

[2] There were six regional competitions held in three locations: Venice Beach, CA (Southwest and Northwest), Dallas, TX (Midwest and Midsouth), and Miami, FL (Northeast and Southeast) that determined the 100 competitors to participate in the qualifying rounds.

The 30 competitors from qualifying in each region tackled an extended course, featuring three new additional obstacles like the Salmon Ladder and Cargo Climb.

The top 15 competitors that went the farthest the fastest would move on to the national finals in Las Vegas.