1

cave, sewer or tunnels

2

ex-military installation

3

church/cult compound

4

alien world (via gate)

5

a boat/ship

6

a moving train

7

a hotel penthouse

8

a private club/casino

9

a prison

10

a crumbling tower block

11

a big old mansion

12

inside a flesh gullet

13

a secluded beach

14

up a mountain

15

a megalithic stone circle

16

within your very mind

17

an otherspace

18

an abandoned hospital

19

some government offices

20

a creepy cemetery

21

a museum, at night

22

an archaeology dig

23

a factory or abattoir

24

a university or school

25

an underwater base/wreck

26

an iconic local building

27

a gated community

28

a forgotten green box

29

a farm and its fields

30

(under) a zoo

31

a secret laboratory

32

the Dreamlands

33

a cabin in the woods

34

a nightclub

35

a shopping mall

36

a castle