1

Overgrown homestead

2

Stream prone to flash-flooding

3

Narrow bridge or beam over deep cleft

4

Box canyon with steep sides

5

Unstable hillside that slides if disturbed

6

Long-lost crash site of a gravflyer

7

Once-inhabited cave or tunnel

8

Steep and dangerous cliff

9

Quicksand-laden swamp or dust pit

10

Ruins of a ghost town or lost hamlet

11

Hunting cabin with necessities

12

Ill-tended graveyard of a lost family stead

13

Narrow pass that’s easily blocked

14

Dilapidated resort building

15

Remote government monitoring outpost

16

Illicit substance farm or processing center

17

Old and forgotten battleground

18

Zone overrun by dangerous plants

19

Thick growth that lights up at a spark

20

Abandoned vehicle