For students at state maritime colleges in the US, summers are a chance to see the world as they earn their sea time onboard the schools’ training ships. But for those who take their annual cruises aboard the 14,600-gross-ton (gt) Empire State (built 1962), there are parts of their own backyard that are off limits.

The converted general cargoship that trains students at State University of New York Maritime College (SUNY Maritime) is so outdated that it cannot enter waters designated as no-discharge zones.