Express interest

Ferran- Thats incredible! Is that your photo, Arnau?
Arnau- Yes, do you like it?
Ferran- Yeah. What do you do when you saw that?
Arnau- I was running in Suïssa. These people were doing climbing the mountains.
Ferran- Really? Why were they doing that?
Arnau- It was a hobby.
Ferran- Did you try it?
Arnau- You're kidding! I can't climbing.
Ferran- Yeah, well it's a great photo. Well done!