Extreme sports

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Across
  1. 2. : descent system on vertical surfaces
  2. 3. : descending rivers in the direction of the current
  3. 6. : personal safety to avoid serious accidents
  4. 8. : teamwork to go downstream
  5. 9. : hold when climbing a mountain
  6. 13. : is practiced in canyons or ravines of a river
  7. 14. : diving to great depths of the sea
Down
  1. 1. : When jumping from the plane be slower and safer
  2. 4. : being able to see everything around the cavern
  3. 5. : for easy gliding on snow
  4. 7. : maneuvers on a board
  5. 10. rope : To tie at the ankles and have the person
  6. 11. : Protect the head from blows
  7. 12. jumping : try to jump into the void from a great height