There is one good reason to visit Playa Bergantin: it's paradise.

Just follow the main road out of Puerto Plata to the east for a few miles, then take a dirt track to the left. 

Boca chica
Boca Chica
Cabarete
La Romana
Las Terrenas
Luperon
Playa Bergantin
Puerto Plata City
Santo Domingo
Sosua