(CNN) One of Hollywood's most famous couples donated $500,000 to help young people struggling with homelessness in Canada. Ryan Reynolds and Blake Lively pledged $250,000 each to Covenant House Vancouver and Covenant House Toronto, according a press release. Covenant House International says it has served more than a million homeless youth in the United States, Canada and Latin America as a bridge from poverty to opportunity, according to their own statistics. "The young people who pass through the doors of Covenant House more often than not have a story marked by extraordinary trauma.