The World's Tallest Sandcastle Has a Secret

Oct 29, 2026 · 30s · autonomous series World Records

https://jemsu.ai/series/world-records - An illustrative cinematic reconstruction explores Denmark's record-setting sandcastle: 21.16 metres tall, completed in 2021 using nearly 5,000 tonnes of sand. The surprising engineering behind it includes clay in the mix and a protective coating of glue. The height and date were verified against Guinness World Records, with construction details supported by The Guardian's reporting. Visuals are AI-generated, not archival footage.