MACAO -- Maria Helena de Senna Fernandes has spent most of the last three decades coming up with new ideas to lure more tourists to this speck of a city across the mouth of the Pearl River Delta from Hong Kong.

Since opening up its casino industry in 2002, Macao has seen its gambling market soar to become the largest in the world, six times the size of Las Vegas. (Photo by Ken Kobayashi)
Competition heats up as Cambodia, the Philippines and Japan get in on the game