San Sebastián Bay is located in the northern coast of Argentina's Tierra del Fuego Province.
The bay is partly enclosed by the 17 km-long El Páramo spit that protrudes from the north.
[1] The spit is made of sand and gravel.
[1] There has been a trend of falling relative sea level over the last 7,000 years.
This article about a place in Tierra del Fuego Province, Argentina is a stub.