Examples of these groups include Investors' Circle in San Francisco, Hyde Park Angel Network in Chicago and Golden Seeds in New York.

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Since 2007 I have invested in scores of companies through my angel fund, Island Park Investments .

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Rounding out the rest of the list are Comerica Park (Detroit Tigers), Turner Field (Atlanta Braves), Coors Field (Colorado Rockies) Oakland-Alameda County Coliseum (Oakland Athletics), PETCO Park (San Diego Padres), Angel Stadium (Los Angeles Angels of Anaheim), Minute Maid Park (Houston Astros) and Miller Park (Milwaukee Brewers).

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His boat tour includes stops at Kanawa and Angel Islands -- on the edge of Komodo National Park -- where sugar-white beaches are surrounded by turquoise waters in which coral and tropical fish are abundant.

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