Residents in the Brazilian city of Teixeira de Freitas were left baffled after a mysterious cloud formed over the city on 17 August.
See also: Rare roll cloud captured in Cumbria
Joao Paulo Magalhaes shared this video to Instagram from a petrol station, showing the cloud column hover over the neighbourhoood of Bairro Santa Rita as the sun set.
The jaw-dropping cloud formation didn't last long, however. Magalhaes said the cloud dissipated within five minutes. Find out more above.