Pitch Lake, Trinidad The Largest Natural Deposit of ...
Oct 13, 2012· Mining of the lake started in 1867, and an estimated 10 million tons of asphalt has been extracted since. Tar from the La Brea Pitch Lake in Trinidad has been used to provide high grade road surfaces not only in Trinidad, Tobago and the other islands of the Caribbean, but it has also paved streets in over 50 countries including the United ...