Impossible bottle
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An impossible bottle is a bottle containing an object that appears too large to fit through the bottle's mouth.
Ship in a bottle
God-in-a-bottle made by an Irish WWI soldier in a German POW camp
A prisonnière Poire Williams
Chinese puzzle ball
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A Chinese puzzle ball, sometimes known as a devil's work ball or the Concentric Ball, is an artifact that consists of a number of intricately carved concentric hollow spheres carved from a single soli
Impossible bottle
…Bonsai Kitten Chinese puzzle ball Folk Art in Bottles…
A puzzle ball on display at the Overseas Museum, Bremen
Ivory bishop piece with a Chinese puzzle ball in the base, from a Cantonese chess set
Carving tools used to create the intricate designs on Chinese ivory puzzle balls, displayed at the Guangdong Folk Art Museum in Guangzhou, China
3D renderings of the punched patterns on layer 2 of the Chinese puzzle ball held at the Rijksmuseum