Macau, and hour boat ride from Hong Kong, is an astounding mixture of colonial charm, Chinese zest and glitzy casinos. With convenient sailings every 15 minutes throughout the day, it is one of the most popular Hong Kong day trips that offers something different, whether it is some enticing Portuguese and Macanese cooking, striking colonial architecture, a UNESCO World Heritage city center, a hand at the baccarat tables or stint at the slot machines.