Travelers are voting Point Defiance Park, Point Defiance Zoo & Aquarium and Oregon Zoo as the best of 3 aquariums in Pacific. There are 2 aquariums in Tacoma a city just 186 km from Pacific and 1 aquarium in Portland which is 217 km distant. The most popular of these are Point Defiance Zoo & Aquarium in Tacoma and Oregon Zoo in Portland. Want more? Check out our map of aquariums in Pacific.