Drogue stones were a feature of ancient ships, and have been found in the Nile and elsewhere in the Mediterranean area.
Ancient drogue stones have been found in the Nile and elsewhere in the Mediterranean area. Drogue stones were a feature of ancient ships.
Drogue stones were a feature of ancient ships. Ancient drogue stones have been found in the Nile and elsewhere in the Mediterranean area.
Drogue stones were a feature of ancient ships. Ancient drogue stones have been found in the Nile and elsewhere in the Mediterranean area.