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29 October 2021
A remarkable video from the Cumbre Vieja eruption on La Palma shows the high level of mobility of an almost spherical boulder moving on a slope with few obstructions. Indiana Jones could face a greater hazard is Raiders of the Lost Ark is ever remade.
23 March 2020
On 20 March 2020 a remarkable Youtube video recorded a major rockfall / boulder roll in the Alborz mountains of Iran as it tore through a village, destroying at least four houses.