diff --git a/examples/maze/senbon_torii.scad b/examples/maze/senbon_torii.scad
index 149c35fe..64863bca 100644
--- a/examples/maze/senbon_torii.scad
+++ b/examples/maze/senbon_torii.scad
@@ -3,27 +3,26 @@ use <experimental/mz_hamiltonian.scad>;
 module senbon_torii(rows, columns, start, width, height) {
     line = mz_hamiltonian(rows, columns, start);
     leng = len(line);
+    min_h = 0.1;
 
     // first torii
     fst = line[0];
     snd = line[1];
     
-    translate(fst)
+    translate([fst[0], fst[1], min_h])
     rotate([90, 0, atan2(snd[0] - fst[0], snd[1] - fst[1])]) 
-    translate([0, .175])
         children(0);     
                
     module middle_torii(i) {
         p1 = line[i];
         p2 = line[i + 1];
         md = (p1 + p2) / 2;
-        h = i * height + 0.1; 
+        h = i * height + min_h; 
 
         a1 = atan2(p2[0] - p1[0], p2[1] - p1[1]);
         
-        translate([md[0], md[1], h]) 
+        translate([md[0], md[1], h + height / 2]) 
         rotate([90, 0, a1]) 
-        translate([0, .1])       
             children(0);       
  
         // road
@@ -33,7 +32,7 @@ module senbon_torii(rows, columns, start, width, height) {
                 square(width, center = true);      
 
             translate(p2) 
-            linear_extrude((i + 1) * height + 0.1)
+            linear_extrude((i + 1) * height + min_h)
                 square(width, center = true);     
         }      
     }    
@@ -50,13 +49,12 @@ module senbon_torii(rows, columns, start, width, height) {
         p0 = line[i - 1];
         p1 = line[i];
         p2 = line[i + 1];
-        h = i * height + 0.1; 
+        h = i * height + min_h; 
         
         a1 = atan2(p2[0] - p1[0], p2[1] - p1[1]);
         a2 = atan2(p1[0] - p0[0], p1[1] - p0[1]);
-        translate([p1[0], p1[1], h - width * 0.233333])
-        rotate([90, 0, a1 + (a1 - a2) / 2]) 
-        translate([0, .2])        
+        translate([p1[0], p1[1], h])
+        rotate([90, 0, a1 + (a1 - a2) / 2])     
             children(0); 
     }
     
@@ -65,28 +63,42 @@ module senbon_torii(rows, columns, start, width, height) {
     pre_lst = line[leng - 2];
     la = atan2(lst[0] - pre_lst[0], lst[1] - pre_lst[1]);
     
-    translate([lst[0], lst[1], (leng - 1) * height])
+    translate([lst[0], lst[1], (leng - 1) * height + min_h])
     rotate([90, 0, la]) 
-    translate([0, .175])
         children(1);     
 }
 
 module torii_symbol() {
-    linear_extrude(.1, center = true)         
-    translate([-0.025, 0.025])
-        text("⛩", font = "Segoe UI Emoji", size = 0.5 * 0.7, halign = "center");
+    linear_extrude(.1, center = true) 
+    scale(1.25) {
+        translate([-0.025, 0.10])
+            text("⛩", font = "Segoe UI Emoji", size = 0.5 * 0.7, halign = "center");
+            
+        translate([0, 0.3715])   
+        difference() {    
+            square([0.35, 0.075], center = true);
+            square([0.35 / 2, 0.075 / 2], center = true);
+        }
+    }      
 }
 
 module top_symbol() {
-    translate([-0.005, .05])
-    linear_extrude(.3, center = true)     
-    scale([0.9, 1.5])
-        text("🏔", font = "Segoe UI Emoji", size = 0.45 * 0.7, halign = "center");  
+    translate([-0.01295, .13])
+    {
+        linear_extrude(.2, center = true)     
+        scale([0.975, 1.5])
+        hull()
+            text("🏔", font = "Segoe UI Emoji", size = 0.45 * 0.7, halign = "center"); 
+            
+        scale([0.975, 1.75])
+        linear_extrude(.25, center = true)           
+            text("🏔", font = "Segoe UI Emoji", size = 0.45 * 0.7, halign = "center");  
+    }
 }
 
 senbon_torii(
     rows = 2, 
-    columns = 3,
+    columns = 2,
     start = [0, 0],
     width = .5,
     height = .05