41. The sensors measure ambient gas concentrations and Dante walked up to and basically sat down on one fumarole for an entire evening, 42. The Kazbek is no longer active, but the Elbrus erupted in postglacial times and fumarole activity is registered near its summit. 43. Present day geothermal activity is found at Lastarria and in form of fumarole spires, mud vents and warm springs at Escorial. 44. The second phase of the project extends the tunnel into the fumarole to an opening aligned with the sunrise on the summer solstice. 45. Lloyd said most activity has concentrated around vents at Langs, a fumarole so long forgotten it had been dropped from Montserrat maps. 46. It concludes with some philosophical words from a maintenance worker and more footage from the fumarole ice caves and Kaiser's dives. 47. The rocks along the Pasil River are heavily stained orange-yellow both upstream and downstream from the Bu-ot fumarole field. 48. The active volcano Mount Erebus and the dormant Mount Melbourne, both in the continent's interior, each host a fumarole . 49. There are no accommodations near Bum-bag fumarole field although there are some very basic huts at the Bum-bag rice terraces. 50. It is in Peabody Museum, was found in a fumarole roughly 100'deep located on the SE portion of the crater rim.