Welcome to Playa del Carmen in the heart of Riviera Maya located midway between Cancun and Tulum. The population of 150,000 qualifies as the second largest city (ciudad) in Quintana Roo. The tourist district is very compact and consists of two marvelous features stretching for about three miles. One is Avenida 5. This is a pedestrian walkway filled with shopping and entertainment. The second is sand, sand and more sand facing the aquamarine waters of the Caribbean Sea.