Jason Momoa's Biceps Are Bulging All Over on the Climbing Wall

Jason Momoa hangs off the climbing wall while enjoying a day of extreme sports on Friday (August 19) in Barcelona, Spain.

The 37-year-old actor happily posed for photos with lots of fans that were watching him in the venue.

“What a wonderful night Mahalo to @chris_sharma @sharmaclimbingbcn @normontesmvj @giancolafoto and all our families for make this night happen. It was great to share my passion with friends fans and families and Mahalo for supporting climbing I hope you enjoyed yourself and I hope everyone got a picture. Stay tuned for some cool stuff that @chris_sharma is making. ALOHA,” Jason captioned the below Instagram photo.