Silvana Santaella on October 16, 2003, competed in the national beauty pageant Miss Venezuela 2003, held in Caracas, where she placed 1st runner up.
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She was crowned Sambil Model / Miss Earth Venezuela 2007 on June 7, 2007 in Caracas, and represented Venezuela at Miss Earth 2007, in which she was crowned Miss Earth-Water (2nd runner-up).
Miss Universe | Miss USA | Miss World | Miss America | Forza Italia | Femina Miss India | Miss Universe 2012 | Miss Universe 2011 | Miss Saigon | Giro d'Italia | Miss Teen USA | Miss North Carolina USA | Prix Italia | Miss Europe | Italia | Miss Universe 2013 | Miss Universe 2010 | Miss Spain | Miss New York USA | Miss Marple | Miss Venezuela | Miss Universe 2006 | Banca d'Italia | Italia 1 | Coppa Italia | Telecom Italia | Swiss Miss | Miss Kentucky USA | Miss India | Miss Brasil |
Carrizo also represented her country in the Miss Italia Nel Mondo 2008 beauty pageant, held in Jesolo, Italy on June 23, 2008, when she classified in the Top 25 semifinalists.