Extreme sports

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Across
  1. 2. The sport of jumping into a river that is flowing fast
  2. 4. The sport of jumping with parachute from a high place
  3. 7. The sport of flying in a light aircraft that flies without an engine
  4. 8. A sport in which a person jumps from a high place
  5. 9. The sport of following a route around a coast at sea level by climbing, jumping off cliffs and swimming
  6. 10. The sport of activity of going into caves under the ground
Down
  1. 1. The activity of jumping into the sea from a high point
  2. 3. A sport in which you jump from a plane and fall for as long as you safely can before opening your parachute
  3. 5. A device that is attached to people or objects to make them fall slowly and safety when they are dropped from an aircraft
  4. 6. The sport or activity of going down a steep cliff or rock while attached to a rope, pushing against the slope or rock with your feet