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</html><thumbnail_url>https://maastricht.museumofillusions.nl/wp-content/uploads/2020/06/tricky-stick.jpg</thumbnail_url><thumbnail_width>2560</thumbnail_width><thumbnail_height>1709</thumbnail_height><description>Tricky Stick This exhibit is played with a sense of space. The stick is attached to a horizontal plate that rotates and encounters a curved hole in its path. The human brain will automatically assume that the stick cannot pass through the hole, however, due to the thoughtful geometry, the stick passes through the hole [&hellip;]</description></oembed>
