Officially observed on Monday, May 29, 2017
by Borgna Brunner The Tomb of the Unknowns in Arlington National Cemetery commemorates American war dead from the World Wars, Korea, and…
The Smithsonian Institution and the World Trade Center stairs are considered endangered properties by Mark Zurlo Arts and Industries Building of Smithsonian Institution, Washington DC.…
(Encyclopedia) Precambrian, name of a major division of geologic time (see Geologic Timescale, tablegeologic timescale, table), from c.5 billion to 570 million years ago. It is now usually divided…
Notable African-American Government Officials
Former Secretary of State Colin Powell Browse more African-American biographies by category: A-Z List Government…
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z More Biographies Don't see the biography you're looking for? Search 30,000+ biographies Biographies…
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From Mount Everest as the highest mountain above sea level to Mauna Kea, the tallest mountain on Earth, there are peaks and summits all around us. Mountains used to be seen as the…
Holidays: Religious and Secular, 2005 In the United States, there are ten federal holidays set by law. Four are set by date (New Year's Day, Independence Day, Veterans Day, and Christmas Day). The…
