By The 4.60 meters diameter dome was erected in 2002. The dome houses a optical telescope, with a diameter of 36 cm, as well as a solar telescope
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Mount Pinatubo – The violent and massive eruption in Zambales
The 1991 eruption of Mount Pinatubo was one of the largest volcanic eruptions of the 20th century. Explosive activity began in early April as a series of well explosions
