Bahrain’s Pearl Trail has been a UNESCO World Heritage Site since 2012.
It occupies 330,000 square meters which includes buildings of the pearl industry and trade of the 19th century.
It stretches 3.5 kilometers with parts of the coast where were the houses of the rich merchants but also the shops and warehouses.
Pearls were the main industry of the island.
[Source: el.wikipedia.org]
