diff --git a/2025/sketch_2025_09_14/Aiga_departingflights.svg b/2025/sketch_2025_09_14/Aiga_departingflights.svg
new file mode 100644
index 00000000..86290dde
--- /dev/null
+++ b/2025/sketch_2025_09_14/Aiga_departingflights.svg
@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   version="1.0"
+   viewBox="0 0 29 29"
+   id="svg1"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <defs
+     id="defs1" />
+  <path
+     d="m 0,5.9994379 2.9997,-1.9998 14.9985,3.9996 6.9993,-6.99930004 a 2.1211082,2.1211082 0 0 1 2.9997,2.99970004 l -6.9993,6.9993001 3.9996,14.9985 -1.9998,2.9997 -6.9993,-12.9987 -4.9995,4.9995 v 3.9996 l -1.9998,1.9998 -1.9998,-4.9995 -4.9995,-1.9998 1.9998,-1.9998 h 3.9996 l 4.9995,-4.9995 z"
+     id="path1"
+     style="stroke-width:0.9999" />
+</svg>
diff --git a/2025/sketch_2025_09_14/sketch_2025_09_14.png b/2025/sketch_2025_09_14/sketch_2025_09_14.png
new file mode 100644
index 00000000..2f3d67c8
Binary files /dev/null and b/2025/sketch_2025_09_14/sketch_2025_09_14.png differ
diff --git a/2025/sketch_2025_09_14/sketch_2025_09_14.py b/2025/sketch_2025_09_14/sketch_2025_09_14.py
new file mode 100644
index 00000000..bb1eb7fc
--- /dev/null
+++ b/2025/sketch_2025_09_14/sketch_2025_09_14.py
@@ -0,0 +1,42 @@
+import py5
+
+S = 10  # scale factor
+
+def setup():
+    global osb, svg, mask
+    py5.size(500, 500)
+    py5.color_mode(py5.CMAP, py5.mpl_cmaps.VIRIDIS_R, 255)
+    w, h = 500 * S, 500 * S
+    osb = py5.create_graphics(w, h)
+    py5.no_loop()
+    
+    svg = py5.load_shape('Aiga_departingflights.svg')
+    svg.disable_style()
+    mask = py5.create_graphics(w, h)
+    mask.begin_draw()
+    mask.no_stroke()
+    mask.shape(svg, w * 0.05, h * 0.05, w * 0.9, h * 0.9)
+    mask.end_draw()
+    osb.no_smooth()  # before begin_draw!
+    osb.begin_draw()
+    osb.stroke_cap(py5.SQUARE)
+    osb.background(py5.color(0))
+    osb.scale(S)
+    for _ in range(200):
+        x = py5.random_int(-255, 500 + 255)
+        y = py5.random_int(-255, 500 + 255)
+        for i in range(255):
+            if py5.random_int(1, 10) > 5:
+                # you need to use py5.color() with Py5Graphics attributes
+                osb.stroke(py5.color(i))    
+            else:
+                osb.stroke(0, 0)    
+            osb.line(x + i, y, x + i, y + 255)
+    osb.end_draw()
+    osb.mask(mask)
+    py5.background('black')
+    py5.image(osb, 0, 0, py5.width, py5.height)
+    osb.save('out.png', drop_alpha=False)  # necessary for the masking!
+
+
+py5.run_sketch(block=False)
diff --git a/2025/sketch_2025_09_14/sketch_2025_09_14_test.py b/2025/sketch_2025_09_14/sketch_2025_09_14_test.py
new file mode 100644
index 00000000..2b274aaf
--- /dev/null
+++ b/2025/sketch_2025_09_14/sketch_2025_09_14_test.py
@@ -0,0 +1,26 @@
+import py5
+
+S = 2  # scale factor
+
+def setup():
+    global osb, svg, mask
+    py5.size(500, 500)
+    w, h = 500 * S, 500 * S
+    osb = py5.create_graphics(w, h)
+    mask = py5.create_graphics(w, h)
+    mask.begin_draw()
+    mask.no_stroke()
+    mask.circle(w / 2, h / 2, w)
+    mask.end_draw()
+    osb.begin_draw()
+    osb.background(py5.color(0))
+    osb.scale(S)
+    for x in range(0, py5.width, 10):
+        osb.stroke('white')
+        osb.line(x, 0, x, py5.height)
+    osb.end_draw()
+    osb.mask(mask)
+    py5.image(osb, 0, 0, py5.width, py5.height)
+    osb.save('out.png', drop_alpha=False)
+
+py5.run_sketch(block=False)
diff --git a/docs/README.md b/docs/README.md
index 281f311c..7a2e0594 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -26,6 +26,16 @@ If you appreciate what I have been doing, you may also support my artistic work,
 <!-- SKETCHES_START -->
 
 
+---
+
+### sketch_2025_09_14
+
+![sketch_2025_09_14](https://raw.githubusercontent.com/villares/sketch-a-day/main/2025/sketch_2025_09_14/sketch_2025_09_14.png)
+
+[sketch_2025_09_14](https://github.com/villares/sketch-a-day/tree/main/2025/sketch_2025_09_14) [[py5](https://py5coding.org/)]
+
+I like the public domain AIGA pictogram for departures :)
+
 ---
 
 ### sketch_2025_09_13