Running aground is the second most common type of accident for commercial ships after collisions, but it is surprisingly infrequent in the cruise industry.
How often do cruise ships run aground?
Norwegian Cruise Line announces US cruise restart plans for additional ships
Norwegian Cruise Line has announced additional itineraries as part of its US cruise resumption plans, with ships due to sail from Port Canaveral, Miami, New York, Los Angeles and Seattle.
Video: Dozens injured as Norwegian Escape hit by Cat 3 cyclone-force winds
At least eight passengers required emergency medical attention, while dozens more were injured aboard Norwegian Escape after the ship was struck unexpectedly by 100-knot (185kph) winds, equivalent to a Category 3 cyclone.