a social appointment or date arranged, usually by a third person, between two people who have not met. 2. either of the participants in such an arrangement. Origin of blind date. 1920-1925.
1 Mount Teide is currently a dormant volcano, but many scientists believe it will erupt again in the near future. 2  In the mid seventeenth century a group of Englishmen were the first Europeans to reach the summit of Mount Teide. The most recent eruption of Mount Teide happened in 1909. 2  It also erupted in 1798, 1706, 1705 and 1704. 3  On his voyage of discovery Christopher Columbus apparently saw the 1492 eruption of Mount Teide when he was sailing past Tenerife.
Their activity is connected with fertile soils, which cover the majority of Costa Rica territory. Their suddenly erruptions made in past years huge destructions. The highest Costa Rica`s volcanoe is Irazu, the most active is Arenal and Poas has the second widest crater in the world. (diameter 1,5 kilometres). In 1950`s, the terrains around each Costa Rican volcanoes were decided to be under protection. Many of them are within the national parks. Costa Rica major volcanic peaks are stratovolcanoes. The type of magma that fuels most Costa Rica volcanoes is thick, viscous, and so filled with gases that the erupting magma often blasts violently into the air. The most serious eruption was that of Irazu volcanoe in 1963.