5To Sua Ocean Trench, Samoa

To Sua Ocean Trench in Samoa is a truly unique swimming hole that feels like a secret paradise. This massive sinkhole, located on the island of Upolu, is filled with bright turquoise water, surrounded by lush tropical vegetation. A long ladder descends from the surface to the water, allowing visitors to climb down into this otherworldly oasis.

To Sua, which means “big hole” in Samoan, is part of a larger park with beautiful coastal views, gardens, and picnic areas. The crystal-clear waters of the trench offer a peaceful and refreshing swim, and the isolated nature of the spot makes it feel like you’ve stumbled upon a hidden treasure. The combination of vibrant water, dramatic cliffs, and dense greenery creates a postcard-perfect scene.