Killer Waves. Photograph by Deshakalyan Chowdhury/AFP/Getty Images. A tsunami is a series of ocean waves that sends surges of water, sometimes reaching heights of over 100 feet (30.5 meters), onto land. These walls of water can cause widespread destruction when they crash ashore.hotograph by Deshakalyan Chowdhury/AFP/Getty Images. A tsunami is a series of ocean waves that sends surges of water, sometimes reaching heights of over 100 feet (30.5 meters), onto land.
Julius and Ethel Rosenberg. Ethel Greenglass Rosenberg (September 28, 1915 â June 19, 1953) and Julius Rosenberg (May 12, 1918 â June 19, 1953) were American communists who were convicted and executed in 1953 for conspiracy to commit espionage during a time of war.
(CNN) --Rosa Parks did not intend to get arrested as she made her way home from work on December 1, 1955. Little did the 42-year-old seamstress know that an act of hers soon would make her a pivotal symbol of the civil rights movement and help end segregation laws in the South.