- Costa Crociere S.p.A.
- 1840 total number
- Italy (Genoa)
The largest display of international maritime flags is 1,840 and was achieved by Costa Crociere S.p.A. (Italy) in Genoa, Italy, on 5 July 2018.
The flags were arranged on a single thread, called "Pavese" in marine terminology, that was 2,150 meters long. The attempt was part of an event to celebrate the 70th anniversary of Costa Crociere cruises.