Adventurous holiday

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Across
  1. 4. A sport of riding bicycles off-road, often over rough terrain, usually using specially designed mountain bikes
  2. 6. You do this on a snowy mountain
  3. 7. A holiday where you explore wild nature on foot, usually in mountains or forests
  4. 8. An activity where you jump off cliffs or bridges using a special rope
Down
  1. 1. A wildlife viewing trip to Africa
  2. 2. An activity for those who love high altitudes and tough climbs
  3. 3. A sport where you ride on waves on the sea, usually on a board
  4. 5. An activity where you explore the underwater world