The phrase "how far off the coast do cruise ships sail" refers to the distance from land that cruise ships travel during their voyages. For instance, some cruise ships may sail within a few miles of the coast, while others may venture hundreds of miles offshore.
Knowing how far off the coast cruise ships sail is important for a variety of reasons. It can help ensure the safety of passengers and crew, as well as protect the marine environment. Additionally, it can help cruise lines optimize their routes and provide passengers with the best possible experience.