Gil Parent, from Milbank, South Dakota, navigates through the barbed wire crawl obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Isaac Stowell, of Gilbert, Arizona, clears the fire jump near the finish line of the Beast 21K race at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Gil Parent, from Milbank, South Dakota, navigates through the barbed wire crawl obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Nephi Roundy, of Monteview, Idaho, clears the fire jump near the finish line of the Beast 21K race at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Andy Jones, from Wenatchee, Washington, nagivates the Multi-Rig obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
A competitor navigates over the bender obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Gil Parent, from Milbank, South Dakota, navigates through the barbed wire crawl obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
A competitor clears the fire jump near the finish line at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
A competitor pauses atop an obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Andy Jones, from Wenatchee, Washington, climbs the Stairway to Sparta obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Lacey Bourgois, from Colorado Springs, Colorado, runs through the course at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Brian Trubl, of Phoenix, Arizona, crawls through a water obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Ireland MacBradaigh, from Puyallup, Washington, climbs over the bender obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Nathan Harris-Thompson, of Calgary, Alberta, Canada, clears the fire jump near the finish line of the Beast 21K race at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Stephanie Graham, of Spruce Grove, Alberta, Canada, who finished first in the female Ultra 50K race, navigates through the barbed wire crawl obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
A competitor nagivates the Multi-Rig obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Lacey Bourgois, from Colorado Springs, Colorado, leads competitors down a hill during the bucket carry obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
A competitor climbs the Stairway to Sparta obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Elmer King, of Bird-In-Hand, Pennsylvania, who placed first in the Ultra 50K race, crawls through a water obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Trevor Tarnanen navigates through the beater obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Scenes from the Montana Spartan Trifecta in Bigfork on Saturday, May 6.
Isaac Stowell, of Gilbert, Arizona, clears the fire jump near the finish line of the Beast 21K race at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Gil Parent, from Milbank, South Dakota, navigates through the barbed wire crawl obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Nephi Roundy, of Monteview, Idaho, clears the fire jump near the finish line of the Beast 21K race at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Andy Jones, from Wenatchee, Washington, nagivates the Multi-Rig obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
A competitor navigates over the bender obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Gil Parent, from Milbank, South Dakota, navigates through the barbed wire crawl obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
A competitor clears the fire jump near the finish line at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
A competitor pauses atop an obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Andy Jones, from Wenatchee, Washington, climbs the Stairway to Sparta obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Lacey Bourgois, from Colorado Springs, Colorado, runs through the course at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Brian Trubl, of Phoenix, Arizona, crawls through a water obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Ireland MacBradaigh, from Puyallup, Washington, climbs over the bender obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Nathan Harris-Thompson, of Calgary, Alberta, Canada, clears the fire jump near the finish line of the Beast 21K race at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Stephanie Graham, of Spruce Grove, Alberta, Canada, who finished first in the female Ultra 50K race, navigates through the barbed wire crawl obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
A competitor nagivates the Multi-Rig obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Lacey Bourgois, from Colorado Springs, Colorado, leads competitors down a hill during the bucket carry obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
A competitor climbs the Stairway to Sparta obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Elmer King, of Bird-In-Hand, Pennsylvania, who placed first in the Ultra 50K race, crawls through a water obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)
Trevor Tarnanen navigates through the beater obstacle at the Montana Spartan Trifecta in Bigfork on Saturday, May 6. (Casey Kreider/Daily Inter Lake)