There are many great Vacation Rentals in the Dominican Republic, but some of the best Caribbean rentals can be found in the following locations:

1. Punta Cana: Punta Cana is a popular tourist destination in the Dominican Republic, known for its beautiful beaches, golf courses, and luxury resorts. There are many vacation rentals in Punta Cana, including beachfront villas, condos, and apartments.
2. Casa de Campo: Casa de Campo is a luxurious resort located in La Romana, Dominican Republic. The resort offers a wide range of vacation rentals, including villas, condos, and apartments, all surrounded by lush gardens and beautiful beaches.
3. Samana: Samana is a beautiful peninsula in the northeastern part of the Dominican Republic, known for its natural beauty and secluded beaches. There are many vacation rentals in Samana, including villas, condos, and beachfront apartments.
4. Cabarete: Cabarete is a small town located on the north coast of the Dominican Republic, known for its water sports and vibrant nightlife. There are many vacation rentals in Cabarete, including beachfront villas, apartments, and condos.
5. Las Terrenas: Las Terrenas is a small town located on the northeastern coast of the Dominican Republic, known for its white sand beaches and laid-back atmosphere. There are many vacation rentals in Las Terrenas, including beachfront villas, condos, and apartments.

When searching for the best Caribbean rentals in the Dominican Republic, it’s important to consider your preferences and needs, such as location, amenities, and budget. It’s also a good idea to read reviews and compare prices before making a reservation.