diff --git a/navar_city/troll_canyon/troll_canyon.9 b/navar_city/troll_canyon/troll_canyon.9
index f8194e1f0..bc79e90a9 100755
--- a/navar_city/troll_canyon/troll_canyon.9
+++ b/navar_city/troll_canyon/troll_canyon.9
@@ -7,12 +7,32 @@ height 20
 enter_y 10
 msg
 Created:  2007-02-03 Brad Reilly
-Modified: 2008-10-26 Rick Tanner
+Modified: 2009-01-17 Rick Tanner
 endmsg
 tile_path_1 troll_canyon.12
 tile_path_2 troll_canyon.10
 tile_path_4 troll_canyon.3
 end
+arch cave_15
+end
+arch cave_15
+y 1
+end
+arch cave_15
+y 2
+end
+arch cave_15
+y 3
+end
+arch cave_15
+y 4
+end
+arch cave_15
+y 5
+end
+arch cave_15
+y 6
+end
 arch cave18
 y 7
 end
@@ -40,6 +60,47 @@ end
 arch cave23
 y 13
 end
+arch cave_15
+y 14
+end
+arch cave_15
+y 15
+end
+arch cave_15
+y 16
+end
+arch cave_15
+y 17
+end
+arch cave_15
+y 18
+end
+arch cave_15
+y 19
+end
+arch cave_15
+x 1
+end
+arch cave_15
+x 1
+y 1
+end
+arch cave_15
+x 1
+y 2
+end
+arch cave_15
+x 1
+y 3
+end
+arch cave_15
+x 1
+y 4
+end
+arch cave_15
+x 1
+y 5
+end
 arch cave18
 x 1
 y 6
@@ -92,6 +153,37 @@ arch cave23
 x 1
 y 15
 end
+arch cave_15
+x 1
+y 16
+end
+arch cave_15
+x 1
+y 17
+end
+arch cave_15
+x 1
+y 18
+end
+arch cave_15
+x 1
+y 19
+end
+arch cave_15
+x 2
+end
+arch cave_15
+x 2
+y 1
+end
+arch cave_15
+x 2
+y 2
+end
+arch cave_15
+x 2
+y 3
+end
 arch cave24
 x 2
 y 4
@@ -171,6 +263,29 @@ arch cave17
 x 2
 y 16
 end
+arch cave_15
+x 2
+y 17
+end
+arch cave_15
+x 2
+y 18
+end
+arch cave_15
+x 2
+y 19
+end
+arch cave_15
+x 3
+end
+arch cave_15
+x 3
+y 1
+end
+arch cave_15
+x 3
+y 2
+end
 arch cave18
 x 3
 y 3
@@ -247,9 +362,21 @@ arch cave17
 x 3
 y 17
 end
+arch cave_15
+x 3
+y 18
+end
+arch cave_15
+x 3
+y 19
+end
 arch cave17
 x 4
 end
+arch cave_15
+x 4
+y 1
+end
 arch cave18
 x 4
 y 2
@@ -753,6 +880,14 @@ arch cave22
 x 8
 y 17
 end
+arch cave_15
+x 8
+y 18
+end
+arch cave_15
+x 8
+y 19
+end
 arch pstone_2
 x 9
 end
@@ -844,6 +979,14 @@ arch cave23
 x 9
 y 17
 end
+arch cave_15
+x 9
+y 18
+end
+arch cave_15
+x 9
+y 19
+end
 arch pstone_2
 x 10
 end
@@ -958,9 +1101,29 @@ arch cave17
 x 10
 y 18
 end
+arch cave_15
+x 10
+y 19
+end
 arch cave20
 x 11
 end
+arch cave_15
+x 11
+y 1
+end
+arch cave_15
+x 11
+y 2
+end
+arch cave_15
+x 11
+y 3
+end
+arch cave_15
+x 11
+y 4
+end
 arch cave25
 x 11
 y 5
@@ -1075,6 +1238,10 @@ arch cave17
 x 12
 y 4
 end
+arch cave_15
+x 12
+y 5
+end
 arch cave25
 x 12
 y 6
@@ -1185,6 +1352,10 @@ arch cave17
 x 13
 y 6
 end
+arch cave_15
+x 13
+y 7
+end
 arch pstone_2
 x 13
 y 8
@@ -1237,6 +1408,13 @@ arch cave20
 x 13
 y 18
 end
+arch cave_15
+x 13
+y 19
+end
+arch cave_15
+x 14
+end
 arch shallow_sea
 x 14
 y 1
@@ -1349,6 +1527,25 @@ arch cave20
 x 14
 y 17
 end
+arch cave_15
+x 14
+y 18
+end
+arch cave_15
+x 14
+y 19
+end
+arch cave_15
+x 15
+end
+arch cave_15
+x 15
+y 1
+end
+arch cave_15
+x 15
+y 2
+end
 arch cave25
 x 15
 y 3
@@ -1439,6 +1636,41 @@ arch cave20
 x 15
 y 16
 end
+arch cave_15
+x 15
+y 17
+end
+arch cave_15
+x 15
+y 18
+end
+arch cave_15
+x 15
+y 19
+end
+arch cave_15
+x 16
+end
+arch cave_15
+x 16
+y 1
+end
+arch cave_15
+x 16
+y 2
+end
+arch cave_15
+x 16
+y 3
+end
+arch cave_15
+x 16
+y 4
+end
+arch cave_15
+x 16
+y 5
+end
 arch cave25
 x 16
 y 6
@@ -1513,6 +1745,53 @@ arch cave17
 x 16
 y 15
 end
+arch cave_15
+x 16
+y 16
+end
+arch cave_15
+x 16
+y 17
+end
+arch cave_15
+x 16
+y 18
+end
+arch cave_15
+x 16
+y 19
+end
+arch cave_15
+x 17
+end
+arch cave_15
+x 17
+y 1
+end
+arch cave_15
+x 17
+y 2
+end
+arch cave_15
+x 17
+y 3
+end
+arch cave_15
+x 17
+y 4
+end
+arch cave_15
+x 17
+y 5
+end
+arch cave_15
+x 17
+y 6
+end
+arch cave_15
+x 17
+y 7
+end
 arch pstone_2
 x 17
 y 8
@@ -1565,6 +1844,49 @@ arch cave17
 x 17
 y 16
 end
+arch cave_15
+x 17
+y 17
+end
+arch cave_15
+x 17
+y 18
+end
+arch cave_15
+x 17
+y 19
+end
+arch cave_15
+x 18
+end
+arch cave_15
+x 18
+y 1
+end
+arch cave_15
+x 18
+y 2
+end
+arch cave_15
+x 18
+y 3
+end
+arch cave_15
+x 18
+y 4
+end
+arch cave_15
+x 18
+y 5
+end
+arch cave_15
+x 18
+y 6
+end
+arch cave_15
+x 18
+y 7
+end
 arch pstone_2
 x 18
 y 8
@@ -1625,6 +1947,45 @@ arch cave17
 x 18
 y 17
 end
+arch cave_15
+x 18
+y 18
+end
+arch cave_15
+x 18
+y 19
+end
+arch cave_15
+x 19
+end
+arch cave_15
+x 19
+y 1
+end
+arch cave_15
+x 19
+y 2
+end
+arch cave_15
+x 19
+y 3
+end
+arch cave_15
+x 19
+y 4
+end
+arch cave_15
+x 19
+y 5
+end
+arch cave_15
+x 19
+y 6
+end
+arch cave_15
+x 19
+y 7
+end
 arch pstone_2
 x 19
 y 8
@@ -1681,3 +2042,11 @@ arch cave2
 x 19
 y 17
 end
+arch cave_15
+x 19
+y 18
+end
+arch cave_15
+x 19
+y 19
+end