'Geyser' Erupts at Rome's Fiumicino Airport

Residents of Rome were recently startled to discover that a steaming vent of water and mud - known as a fumarole - had erupted from the ground near a runway at Rome's busy Fiumicino airport.



via LiveScience.com http://www.livescience.com/39178-geyser-erupts-at-rome-s-fiumicino-airport.html