If you were moving diamonds across the Deccan Plateau in the 1830s, there were rules about when to set out. Leave on a Tuesday or a Thursday, on the 5th, 13th, or 28th day of the lunar month. Eat coriander seeds before a Tuesday departure and jaggery before a Thursday one. — Read the rest

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A gongoozler is someone who stands beside a canal and watches the boats. According to Wikipedia, the word may have begun as canal workers' slang for a person loitering on the towpath, and The Times has described it as meaning "someone who hung around bridges to laugh at the inept efforts of less experienced barge folk as they struggled to pass through locks." — Read the rest

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In the year 937, Mount Fuji erupted and sent the Ken-Marubi lava flow down its northern slopes and over a stand of fallen trees. The lava hardened around the trunks while the wood inside burned away, leaving long hollow tubes in the ground. — Read the rest

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The Delsarte System of Dramatic Expression is an acting manual, first published in 1885, that set out to chart every movement a human body can make. Genevieve Stebbins, an American actress, wrote it after training under Steele MacKaye, who had studied in Paris with François Delsarte, a French singer and orator who died in 1871 without publishing his method. — Read the rest

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Polyphonic music has two or more melodic lines running at the same time, and the earliest known written example is a short piece in praise of Saint Boniface, composed around the year 900. Giovanni Varelli found it in 2014, when he was a PhD student at St John's College, Cambridge. — Read the rest

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Manuel Bravo makes video tours of ancient places, and his "Virtual Rome" reconstructs the city as it stood in the second century AD, when its buildings were at their height. The camera flies over the rooftops, moving the way drone footage does, so the views are ones no Roman ever had. — Read the rest

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The BraunSammlung is a museum of Braun's industrial design in Kronberg im Taunus, up one flight in a building Atlas Obscura describes as a German strip mall. Braun's headquarters is around the corner, and a nonprofit association runs the museum in collaboration with the company. — Read the rest

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The Tower of Baa-Goat is a 31-foot brick tower in Windsor, Illinois, with a ramp spiraling up the outside of it, and goats live in it. Dave and Marcia Johnson built it in the late 1990s, Marcia told the Atlas Obscura podcast, after Dave saw a photograph of the goat tower at South Africa's Fairview winery in a British wine magazine. — Read the rest

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A Jenny Haniver is a dried ray or skate reshaped by hand until it looks like a small dragon or a demon. They go back to the sixteenth century, when sailors and collectors bought them as curiosities. The name may come from jeune d'Anvers, "youth of Antwerp" which British sailors turned into a woman's name. — Read the rest

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Inshoku Yojo Kagami, or "Mirror of the Physiology of Drinking and Eating," is a nineteenth-century Japanese woodblock print of a man eating fish and drinking sake, with his torso cut away to show the crew of tiny workers keeping him going. — Read the rest

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Pushball is a sport that uses a ball six feet three inches across. The Massachusetts inventor Moses G. Crane came up with it in the 1890s because he couldn't follow American football, a small brown ball moving across a mostly brown field. — Read the rest

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Sand men were buskers who sculpted the beach just off the Atlantic City boardwalk and worked for tips. They built in high relief out of saltwater-soaked sand, life-size and bigger: a slain soldier beside his fallen horse, Christ on the cross, lions and snakes, a mermaid. — Read the rest

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