September 10, 2026 · Commentary on AD HOC NEWS
To Sua Ocean Trench: A Must-Visit Wonder on Upolu's South Coast
Discover why To Sua Ocean Trench, a remarkable sea-filled crater, continues to captivate visitors to Samoa's beautiful island of Upolu.
“On the south coast of Upolu in Samoa, To Sua Ocean Trench near Lotofaga turns a flat lawned plateau into a sudden drop of rock and clear sea water, a striking coastal crater shaped in lava and edged by tended gardens.”
AD HOC NEWS recently featured Samoa's incredible To Sua Ocean Trench, highlighting its unique beauty as a 'sea-filled crater'. We love seeing such a distinctive natural wonder get global recognition! Located on the south coast of Upolu, near the village of Lotofaga, To Sua is truly a sight to behold. The article describes it as a sudden, dramatic drop in the landscape, revealing a clear, deep pool of seawater connected to the Pacific.
It's fascinating how the name 'To Sua' translates to 'big hole' or 'giant swimming hole' – a perfect description for this impressive geological feature. The approximately 30-metre-deep trench, carved from ancient lava fields, offers a unique swimming experience. Visitors descend a ladder to a wooden platform, stepping from manicured lawns into the inviting turquoise waters below. The surrounding gardens and lush vegetation clinging to the rock walls only add to its serene charm.
We always recommend a visit to To Sua Ocean Trench; it’s not just a swim, but an immersion in Samoa's stunning natural volcanic landscape and rich coastal geology. The way the ocean tides gently move the water within the trench is a subtle reminder of its connection to the vast Pacific. It’s a truly memorable spot for anyone exploring Upolu.
Read the original
This is Kalena's commentary. For the full story, head to AD HOC NEWS.