Punta Cana is a city at the east end of the Dominican Republic. The area along the coast is mostly taken up with various resorts.
American Airlines is a popular carrier that schedules flights from many US cities to Punta Cana International Airport. Other major carriers from the US include Continental, US Air and Delta. Air Canada also offers flights to Toronto.
If you stay in Punta Cana Club Med (very first world!) don't miss the high trapeze at the circus.
Swimming with the dolphins at Manati Park is available. Animal rights groups and some countries have expressed concern for the treatment of the dolphins.
Taking a day trip to the closest city Higuey can be fun, for the more adventurous type.