'The story of Eyjafjallajökull began uneventfully with what Icelanders call a 'tourist' eruption, one that's scenic but not very dangerous.
Alexandra Witze & Jeff Kanipe, Island on Fire: The Extraordinary Story of a Forgotten Volcano That Changed the World (New York: Island Books, 2015), ch. 2, Kindle loc 622
Eyjafjallajökull finally roared to life on 20 March. Fire fountains exploded out of a rocky ridge just east of the mountain's ice-covered summit. It was one of the prettiest eruptions in years. During the day, the dusky light of a northern spring noon highlighted the spectacular orange bursts, while at night the cool green glow of the northern lights shimmered overhead. . . .
Icelanders call this sort of event a 'tourist eruption', and enterprising operators quickly started running daily trips from Reykjavík.