Above detour

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Across
  1. 4. The name of the park visited in leg 2
  2. 6. the location of the U-Turn in leg 8
  3. 8. The mechanic introduced in leg 6
Down
  1. 1. The tower where the first algebra challenge took place in
  2. 2. The floor which the route marker was located in leg 7
  3. 3. The name of the lake sailed across in leg 4
  4. 5. Animal found in the leg 3 roadblock
  5. 7. Volcano visited in leg 1