Lightning strikes create stunning sand sculptures in seconds through rare 'extreme heat' phenomenon | The US Sun
Robert Zhao | Towards a new geological age-Fulgurite (Lightning-Impacted Sand-Glass) Changi (1995) | Artsy
Chambers of the Black Hand - Opal Mine & Sculpture Tours
When lightning hits a sandy beach, it creates otherworldly glass sculptures known as fulgurites or “petrified lightning.” This is an example of it. - 9GAG