Chain Crosswords Long Geography Hard — Set 3

Hard 15×15 Set 3
1
2
3
4
5
6
7
8
Across
  1. 1. A word related to geography
  2. 4. A word related to geography
  3. 6. A word related to geography
  4. 7. Where a river meets the sea
Down
  1. 1. A word related to geography
  2. 2. A word related to geography
  3. 3. A word related to geography
  4. 4. Deep depression in ocean floor
  5. 5. Highest point of a mountain
  6. 8. Treeless Arctic plain