A Challenging Thing You Did Describe a challenging thing you have done. You should say: when you did it why you did it how you handled this challenge and explain why you thought it was challenging.

To be honest, I'm not into extreme sports. However, I used to climb mountains, and I've climbed a lot of mountains before these situations happened to me. I'm not sure about the exact year, but it was at school. I climbed a mountain with my friends. We really tended to make adventure trips to mountains [...]