The Volcano Adventure Guide: Excellent information and background for anyone wishing to visit active volcanoes safely and enjoyably. The book presents guidelines to visiting 42 different volcanoes around the world.
The elliptical, 10 x 20 km wide caldera of Laguna de Bay is located immediately SE of Manila city, Philippines. It is the largest lake on Luzon Island and its surface is only 1 m above sea level. Jalajala is a fumarole field on the flank of Mount Sembrano on the shore of Laguna de Bay.
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