Construction Halted When Builders Uncover 150-Year-Old Mystery

Construction Halted When Builders Uncover 150-Year-Old Mystery

14. Barrels Of Lime

150 Year Old Secret

The first big clue was the discovery of the ships abandoned cargo. They found barrels of lime. Since Roman times, lime has been used to mix concrete. In the 19th century, it was also used in the manufacturing of paper.