diff --git a/examples/maze/senbon_torii.scad b/examples/maze/senbon_torii.scad
index b2264277..149c35fe 100644
--- a/examples/maze/senbon_torii.scad
+++ b/examples/maze/senbon_torii.scad
@@ -7,17 +7,13 @@ module senbon_torii(rows, columns, start, width, height) {
     // first torii
     fst = line[0];
     snd = line[1];
-    fa = atan2(snd[0] - fst[0], snd[1] - fst[1]);
     
-    color("LightSalmon")
-    translate(line[0])
-    rotate([90, 0, fa]) 
-    linear_extrude(.1, center = true) 
+    translate(fst)
+    rotate([90, 0, atan2(snd[0] - fst[0], snd[1] - fst[1])]) 
     translate([0, .175])
-            children(0);     
+        children(0);     
                
-    // middle torris               
-    for(i = [0:leng - 2]) {
+    module middle_torii(i) {
         p1 = line[i];
         p2 = line[i + 1];
         md = (p1 + p2) / 2;
@@ -25,25 +21,12 @@ module senbon_torii(rows, columns, start, width, height) {
 
         a1 = atan2(p2[0] - p1[0], p2[1] - p1[1]);
         
-        color("LightSalmon")
         translate([md[0], md[1], h]) 
         rotate([90, 0, a1]) 
-        linear_extrude(.1, center = true) 
-        translate([0, .1])
+        translate([0, .1])       
             children(0);       
-                
-        color("LightSalmon")
-        if(i > 0) {
-            p0 = line[i - 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]) 
-            linear_extrude(.1, center = true) 
-            translate([0, .2])
-                children(0);  
-        }     
-        
-        color("OliveDrab")
+ 
+        // road
         hull() {
             translate(p1) 
             linear_extrude(h)
@@ -52,7 +35,29 @@ module senbon_torii(rows, columns, start, width, height) {
             translate(p2) 
             linear_extrude((i + 1) * height + 0.1)
                 square(width, center = true);     
-        }        
+        }      
+    }    
+    
+    // second torii
+    middle_torii(0) 
+        children(0);
+
+    // middle torris               
+    for(i = [1:leng - 2]) {
+        middle_torii(i) 
+            children(0);
+            
+        p0 = line[i - 1];
+        p1 = line[i];
+        p2 = line[i + 1];
+        h = i * height + 0.1; 
+        
+        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])        
+            children(0); 
     }
     
     // top
@@ -60,26 +65,21 @@ 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]);
     
-    color("Gold")
     translate([lst[0], lst[1], (leng - 1) * height])
     rotate([90, 0, la]) 
-    linear_extrude(.3, center = true) 
     translate([0, .175])
         children(1);     
 }
 
 module torii_symbol() {
-    difference() {
-        translate([-0.025, 0.025])
-            text("⛩", font = "Segoe UI Emoji", size = 0.5 * 0.7, halign = "center");
-        
-        *translate([0, .285])
-            square([.275, .1], center = true);
-    }        
+    linear_extrude(.1, center = true)         
+    translate([-0.025, 0.025])
+        text("⛩", font = "Segoe UI Emoji", size = 0.5 * 0.7, halign = "center");
 }
 
 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");  
 }