It featured a total of 32 gigantic obstacles for competitors to try, along with five "pumping music zones" to motivate runners around the course.
Here are some of the best pictures captured by our photographer at Harewood House at the weekend.
1. Battling obstacles
Competitors take on the obstacle course. Photo: Steve Riding
2. Slide
A woman pictured sliding down an inflatable. Photo: steve riding
3. Ducking and diving
People had to navigate huge inflatables on the course. Photo: steve riding
4. Running course
The 5k course featured a running element. Photo: steve riding
5. Tackling the slide
People taking on one of the slides. Photo: steve riding
6. Taking a tumble
The course has been billed "the world's largest" inflatable 5k. Photo: steve riding