22
stairwell
22
20
15
3:48
7
12:50
10
14:20
6
6:27
8
6:47
8
1:42
10
4:00
12
6:38
8
12:37
8
17:22
11
11:11
8
10:31
8
3:45
7
1:48
8
3:46
8
14:34
9
15:52
6
3:27
9
10:28
9
4:28
11
20:03
7
7:38
9
19:39
7
13:39
8
12:51
8
4:27
7
11:21
7
12:16
10
11:00
7
2:08
10
3:49
9
7:39
7
5:04
7
8:01
8
26:43
10
50:01
9
58:28
9
48:55
8
1:44:29
7
1:43:55