"Done by hand, it took 18 hours to complete this task at the Palais de Tokyo in Paris. (2014)

Sachsalber gave himself 24 hours to find the needle by hand. His method was pretty simple: take a handful of hay, not too large, fold it a couple times and bend it, and, theoretically, if the needle was in that handful, he’d feel it. After about 18 hours, he emerged from his position next to the haystack, whooping, as he brandished the needle."