Mount Rushmore memorializes the birth, growth, preservation and development of the United States of America. Between 1927 and 1941, Gutzon Borglum and 400 workers sculpted the 60-foot busts of Presidents George Washington, Thomas Jefferson, Theodore Roosevelt, and Abraham Lincoln to represent the first 150 years of American history.
Theravada & Mahayana Buddhism
Theravada is regarded as the original orthodox Buddhism, and is followed in Sri Lanka, Burma, Thailand, Cambodia, Laos, and Chittagong in Bangladesh. Mahayana developed relatively later and is followed in other Buddhist countries like China, Japan, Tibet, Mongolia and Vietnam
Computer Software, Internet & Email
In an interview with Dr. Rafiul Ahad, the Vice President of Mobile Products & Services, Oracle Corporation, he explained the history of computers and its components.
He also explained the architecture of a computer and software. There are two kinds of software: system & applications. For example, Microsoft Windows software are system software and accounting software are called application software.
The Internet was created to communicate around the world electronically.