Valley of Ten Thousand Smokes The ash-filled valley covers a area. The ash can be up to deep. In places deep canyons have been cut by the River Lethe, allowing observers to see the ash flow strata. Since the ash has cooled, most of the fumaroles are now extinct and despite its name the valley is no longer filled with 'smoke' (i.e. steam). Vegetation still does not grow in the valley. The signs of volcanic activity are still visible on nearby hills. Katmai's most recent eruption was in 1927, but there have been non-eruptive events as recent as 2003. The Alaska Volcano Observatory still monitors
Toei 10-000 series Toei 10-000 series The is an electric multiple unit (EMU) train type that was operated by the Tokyo subway operator Tokyo Metropolitan Bureau of Transportation (Toei) on the Toei Shinjuku Line in Tokyo, Japan, from 1978 until 2018. The 10-000 series operated on the Toei Shinjuku Line between and , and also on inter-running services over the Keio Line from Shinjuku as far as on the Keio Sagamihara Line. By April 2017, the fleet consisted of five eight-car sets (sets 10-240 to 10-280) with six motored (M) cars and two trailer (T) cars, formed as shown below, with car 1