While the exact ship carrying the onion glasses remains unknown, the vessel was a part of the 1715 Treasure Fleet, Florida Department of State Director of External Affairs Mark Ard told USA TODAY.

Early on the morning of July 31, 1715, an event took place along Florida’s east-central coast that shook the royal courts of Europe.

Among the latest finds over the summer: 200 silver coins, a flintlock, an unusual tan vase and a mysterious set of bronze keys, according to a news release from 1715 Fleet – Queens Jewels LLC.

A mysterious silver lion found in the Atlantic Ocean off Florida has given archaeologists a puzzle to solve, as they ponder ...

Diver Levin Shavers holds a rare flintlock found as a salvage team explored a shipwreck site linked to a Spanish treasure fleet that sank off Florida in a 1715 hurricane. Photo courtesy Mike Perna ...