diff --git a/campus.json b/campus.json
index 3b3eec5ef9d7473831298ee00523b5b2b28de04a..95dd17d2f3278ac67bc32667cb429e3d0e118d42 100644
--- a/campus.json
+++ b/campus.json
@@ -35,7 +35,7 @@
                  "value":"https:\/\/youtu.be\/dJRsWJqDjFE?t=72"
                 }],
          "type":"tilelayer",
-         "visible":true,
+         "visible":false,
          "width":50,
          "x":0,
          "y":0
@@ -53,7 +53,7 @@
                  "value":"https:\/\/nationalzoo.si.edu\/webcams\/naked-mole-rat-cam?qt-panda_cams=1#qt-panda_cams"
                 }],
          "type":"tilelayer",
-         "visible":true,
+         "visible":false,
          "width":50,
          "x":0,
          "y":0
@@ -71,7 +71,7 @@
                  "value":"shared_herewetalk"
                 }],
          "type":"tilelayer",
-         "visible":true,
+         "visible":false,
          "width":50,
          "x":0,
          "y":0
@@ -89,7 +89,7 @@
                  "value":"\/mp3\/timbregirlelevator.mp3"
                 }],
          "type":"tilelayer",
-         "visible":true,
+         "visible":false,
          "width":50,
          "x":0,
          "y":0
@@ -107,13 +107,13 @@
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+         "visible":false,
          "width":50,
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          "id":15,
          "name":"start",
@@ -143,7 +143,7 @@
                  "value":"big.json#start"
                 }],
          "type":"tilelayer",
-         "visible":true,
+         "visible":false,
          "width":50,
          "x":0,
          "y":0
@@ -155,7 +155,7 @@
          "name":"space_floor",
          "opacity":1,
          "type":"tilelayer",
-         "visible":true,
+         "visible":false,
          "width":50,
          "x":0,
          "y":0
@@ -167,7 +167,7 @@
          "name":"floor",
          "opacity":1,
          "type":"tilelayer",
-         "visible":true,
+         "visible":false,
          "width":50,
          "x":0,
          "y":0
@@ -179,7 +179,7 @@
          "name":"back wall",
          "opacity":1,
          "type":"tilelayer",
-         "visible":true,
+         "visible":false,
          "width":50,
          "x":0,
          "y":0
@@ -191,7 +191,7 @@
          "name":"floor_details",
          "opacity":1,
          "type":"tilelayer",
-         "visible":true,
+         "visible":false,
          "width":50,
          "x":0,
          "y":0
@@ -203,7 +203,7 @@
          "name":"furniture",
          "opacity":1,
          "type":"tilelayer",
-         "visible":true,
+         "visible":false,
          "width":50,
          "x":0,
          "y":0
@@ -215,7 +215,7 @@
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          "opacity":0.9,
          "type":"tilelayer",
-         "visible":true,
+         "visible":false,
          "width":50,
          "x":0,
          "y":0