Cochin doesn't seem like an Indian city; in many ways it is far quieter than most. The Jewish Synagogue in Cochin and is the oldest in the Commonwealth dating from 1568 and the Jew Street is within Fort Cochin which houses the unique bustling markets worth a visit . Legend has it that the Chinese Fishing Nets were introduced in Fort Kochi by the Chinese explorer, Zheng He. : A very unusual method of fishing, operated from the shore.