Watch Junior Dos Santos Take On His Biggest Opponent Yet

In June Junior Dos Santos will face an imposing figure in the 6ft 3″, 265lb+ Brock Lesnar, but before that we can show you him taking on a much bigger opponent.

In the video below Dos Santos is invited by Brazilian presenter Paula Sack to climb the 1300 foot ‘Sugar Loaf’ peak in Rio De Janeiro.

See for yourselves how he gets on…

Ross launched MMA Insight (previously FightOfTheNight.com) in 2009 as a way to channel his passion for the sport of mixed martial arts. He's since penned countless news stories and live fight reports along with dozens of feature articles as the lead writer for the site, reaching millions of fans in the process.