20. The Ritz-Carlton Residences and the Ritz-Carlton Club, Kauai Lagoons
Price: Call for fractional ownership price, full ownership from $4.5 million
Move-in date: 2008
Contact: 866-494-2924; www.ritzcarltonrealestate.comThis 520-acre resort, located near Kalapaki Beach, features a 38-acre lagoon, an award-winning golf course, a full-service spa and fitness center, and gorgeous views of the ocean. Seventy-two fractional-ownership (1/12) units and 14 full-ownership private residences are available.