STRONG TOURISM OUTLOOK: More than 5 million Americans visited Hawaii in the first 10 months of 2004--a 9% increase over 2003. Domestic travel is expected to increase 4% in 2005 and an additional 2% in 2006. TRAVEL TRENDS: Hawaii is a popular repeat vacation destination; 62% of 2003 visitors had been to Hawaii at least once before, a ratio consistent with figures from 2002. NEW COVERAGE: This year's completely updated edition includes new photography not featured in the previous edition, making this edition even more vivid than its predecessor. ACCOMPLISHED LOCAL AUTHOR: Moana Tregaskis, a longtime resident of Honolulu, and writes regularly for the New York Times travel section.