1. Saigon: the old name of Ho Chi Minh City，the former capital (首都) of South Vietnam (1954-1976). It is a seaport (海港) in Vietnam with a population (人口) of 4 million. For more information about Vietnam, please visit http://lcweb2.loc.gov/frd/cs/vntoc.html or http://www.oakton.edu/~wittman/.
2. Ethiopia: a country in East Africa on the Red Sea. Addis Ababa is its capital. Please refer to the web site http://www.ethiopians.com or http://lcweb2.loc.gov/frd/cs/ettoc.html for more details about the ancient kingdom (王国).
3. Hispanic: Spanish (西班牙语) or Spanish-and-Portuguese (葡萄牙语); a usually Spanish-speaking person of Latin American origin who lives in the U.S. Please look at http://www.hispaniconline.com for more information.