First, we head to the Stuttgart Porsche Arena in Germany, which holds the ROCKSTARS bouldering competition. The battle is on the streets in South Africa as the Kimberley Diamond Cup stages the Street Skate World Championships.

First, we head to the Stuttgart Porsche Arena in Germany, which holds the ROCKSTARS bouldering competition. The battle is on the streets in South Africa as the Kimberley Diamond Cup stages the Street Skate World Championships.