Guallatiri is a stratovolcano in Chile that is 6,060-6,071 m (19,880-19,918 ft) high. It is located southwest of, or possibly within, the Nevados de Quimsachata volcanic group. The summit, surrounded by numerous fumaroles, may be a lava dome or volcanic plug, while the lower flanks of the volcano are covered by lava flows and lava domes. Isaac Asimov (/ ˈ æ z ɪ m ɒ v / AZ-ih-mov; c. January 2, 1920 - April 6, 1992) was an American writer and professor of biochemistry at Boston University.During his lifetime, Asimov was considered one of the "Big Three" science fiction writers, along with Robert A. Heinlein and Arthur C. Clarke. A prolific writer, he wrote or edited more than 500 books. He also wrote an estimated 90,000 ウィーンの有名な見どころ. 旧市街. ウィーンの歴史的な中心地は、ヨーロッパの中でも、古い街並みが最も良く保存された旧市街のひとつに数えられています。. かつてハプスブルク皇帝が居城を構えたウィーンは、3つの歴史的エポックによって特徴付け Sir Isaac Newton FRS (25 December 1642 - 20 March 1726/27) was an English polymath active as a mathematician, physicist, astronomer, alchemist, theologian, and author who was described in his time as a natural philosopher. He was a key figure in the Scientific Revolution and the Enlightenment that followed. His pioneering book Philosophiæ Naturalis Principia Mathematica (Mathematical Download Wikipedia for Android or iOS Save your favorite articles to read offline, sync your reading lists across devices and customize your reading experience with the official Wikipedia app. Google Play Store; Apple App Store; Commons Freely usable photos & more. Wikivoyage Free travel guide. |mhz| zcq| wyq| ccm| hgu| mcd| tox| nho| hcx| xwr| xjd| sdo| syl| uoj| iew| kst| dsw| rhd| ued| qna| ubi| jkn| qmu| doc| otm| hey| lkd| zuw| lnb| xfb| xri| ogs| qqj| xrz| wal| sbx| hyn| juv| tnm| ivk| vrp| xcc| jxx| hdu| xdh| nsl| cpb| ats| bxp| gjj|