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.
Harrat Lunayyir volcano is a volcanic field in western Saudi Arabia east of the Red Sea port of Umm Lajj. The basaltic field contains about 50 cinder cones and lava flows aligned N-S. Two of the lava flows have reached the Red Sea. An eruption has probably occurred in the 10th century AD or earlier.
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