Built by Fincantieri at their Monfalcone shipyard in Friuli-Venezia Giulia, northern Italy, she was floated out on July 19, 2003, and christened by American physicist and astronaut Dr Sally Ride.

[8] In late March 2024, "Carnival Glory" was drydocked in Cádiz, Spain for unspecified repairs or refurbishments.

Those measures included an expanded and redesigned casino, as well as new carpeting, mattresses, and bedside lamps with USB throughout the cabins.

[18] On March 16, 2007, a 35-year-old male passenger jumped through a window and fell 60 ft (18 m) into the water 30 mi (48 km) east of Fort Lauderdale, Florida.

[19] On March 8, 2015, 21-year-old Virginia Tech student, Cameron Smook, fell overboard from a 6th deck balcony.

The United States Coast Guard along with other area vessels conducted a search, but Smook's body was not recovered.

[20] On August 19, 2015, around 16:00, or about 45 minutes after leaving Roatán in Honduras, a 65-year-old female passenger, from San Jose, California, fell or jumped overboard from the 9th or 11th deck.

[23] On July 1, 2018, Carnival Glory rescued a crew member who went overboard on Norwegian Getaway the day before.