... that when a massive rockfall in 1920 covered part of the Brenva Glacier(pictured), it caused it to lengthen considerably, at a time when nearby glaciers were retreating?
... that the Lilac Fire in Southern California grew from a small brush fire to 4,100 acres (17 km2) in one day?
... that the Los Frailes ignimbrite plateau has a volume of about 2,000 cubic kilometres (480 cu mi), and volcanism may have continued into the Holocene?