diff --git a/lse_service_tunnels.lua b/lse_service_tunnels.lua
--- a/lse_service_tunnels.lua
+++ b/lse_service_tunnels.lua
@@ -805,4 +805,228 @@ service_tunnels_4 = labyrinth {
             e3 = "54";
         };
     };
+};
+
+lse_sub_1 = labyrinth {
+    var {
+        pdir = "0";
+        position = "10";
+    };
+    nam = "lse_sub_1";
+    dir1 = function(s)
+        if (lse_sub_1.pdir == "0") then
+            return "Налево";
+        else
+            return "Направо";
+        end;
+    end;
+    dir2 = function(s)
+        if (lse_sub_1.pdir == "0") then
+            return "Вперед";
+        else
+            return "Назад";
+        end;
+    end;
+    dir3 = function(s)
+        if (lse_sub_1.pdir == "0") then
+            return "Направо";
+        else
+            return "Налево";
+        end;
+    end;
+    dir4 = function(s)
+        if (lse_sub_1.pdir == "0") then
+            return "Назад";
+        else
+            return "Вперед";
+        end;
+    end;
+    ex = "Наверх";
+    disp = "Подводный тоннель";
+    dsc = function(s)
+        pr [[Фаэтларр находится в узком подводном тоннеле. ]];
+    end;
+    map = {
+        ["00"] = {
+            e2 = "01";
+        };
+        ["01"] = {
+            e2 = "02";
+            e3 = "11";
+            e4 = "00";
+        };
+        ["02"] = {
+            e2 = "03";
+            e4 = "01";
+        };
+        ["03"] = {
+            e2 = "04";
+            e3 = "13";
+            e4 = "02";
+        };
+        ["04"] = {
+            e4 = "03";
+        };
+        ["10"] = {
+            ex = "service_tunnels_1";
+            e2 = "11";
+            e3 = "20";
+        };
+        ["11"] = {
+            e1 = "01";
+            e2 = "12";
+            e4 = "10";
+        };
+        ["12"] = {
+            e2 = "13";
+            e3 = "22";
+            e4 = "11";
+        };
+        ["13"] = {
+            e1 = "03";
+            e2 = "14";
+            e4  ="12";
+        };
+        ["14"] = {
+            ex = "service_tunnels_2";
+            e3 = "24";
+            e4 = "13";
+        };
+        ["20"] = {
+            e1 = "10";
+            e2 = "21";
+        };
+        ["21"] = {
+            e2 = "22";
+            e4 = "20";
+        };
+        ["22"] = {
+            e1 = "12";
+            e2 = "23";
+            e4 = "21";
+        };
+        ["23"] = {
+            e2 = "24";
+            e4 = "22";
+        };
+        ["24"] = {
+            e1 = "14";
+            e4 = "23";
+        };
+    };
+};
+
+lse_sub_2 = labyrinth {
+    var {
+        pdir = "0";
+        position = "10";
+    };
+    nam = "lse_sub_1";
+    dir1 = function(s)
+        if (lse_sub_2.pdir == "0") then
+            return "Налево";
+        else
+            return "Направо";
+        end;
+    end;
+    dir2 = function(s)
+        if (lse_sub_2.pdir == "0") then
+            return "Вперед";
+        else
+            return "Назад";
+        end;
+    end;
+    dir3 = function(s)
+        if (lse_sub_2.pdir == "0") then
+            return "Направо";
+        else
+            return "Налево";
+        end;
+    end;
+    dir4 = function(s)
+        if (lse_sub_2.pdir == "0") then
+            return "Назад";
+        else
+            return "Вперед";
+        end;
+    end;
+    ex = "Наверх";
+    disp = "Подводный тоннель";
+    dsc = function(s)
+        pr [[Фаэтларр находится в узком подводном тоннеле. ]];
+    end;
+    map = {
+        ["00"] = {
+            e1 = "10";
+            e2 = "01";
+        };
+        ["01"] = {
+            e2 = "02";
+            e4 = "00";
+        };
+        ["02"] = {
+            e2 = "03";
+            e3 = "12";
+            e4 = "01";
+        };
+        ["03"] = {
+            e2lock = true;
+            e2 = "04";
+            e4 = "02";
+        };
+        ["04"] = {
+            e4lock = true;
+            e3 = "14";
+            e4 = "03";
+        };
+        ["10"] = {
+            ex = "service_tunnels_3";
+            e2lock = true;
+            e1 = "00";
+            e2 = "11";
+        };
+        ["11"] = {
+            e4lock = true;
+            e2 = "12";
+            e4 = "10";
+        };
+        ["12"] = {
+            e1 = "02";
+            e2 = "13";
+            e3 = "22";
+            e4 = "11";
+        };
+        ["13"] = {
+            e2lock = true;
+            e2 = "14";
+            e4  ="12";
+        };
+        ["14"] = {
+            ex = "service_tunnels_4";
+            e4lock = true;
+            e1 = "04";
+            e3 = "24";
+            e4 = "13";
+        };
+        ["20"] = {
+            e2 = "21";
+        };
+        ["21"] = {
+            e2 = "22";
+            e4 = "20";
+        };
+        ["22"] = {
+            e1 = "12";
+            e2 = "23";
+            e4 = "21";
+        };
+        ["23"] = {
+            e2 = "24";
+            e4 = "22";
+        };
+        ["24"] = {
+            e1 = "14";
+            e4 = "23";
+        };
+    };
 };
\ No newline at end of file