Not quite as worrisome as hantavirus — but still, cruise enthusiasts have another reason to sound the alarm. Carnival Cruise Line announced it would cancel an undisclosed number of reservations after an apparent IT glitch briefly allowed travelers to book cruises at shockingly low fares.

And Carnival Cruise Line is canceling some cruise bookings after a system glitch briefly displayed ultra-low fares. Now, the issue happened during what Carnival initially described as an 18-hour maintenance window that ultimately stretched on for a couple of days, disrupting bookings and customer service systems.

An argument on a Carnival cruise ship turned into a physical fight that ended with federal citations for two women.

AlamyThe Carnival Cruise ship Costa Concordia lying on its side next to Giglio Island, Tuscan Archipelago, Italy, prior to its being righted Tuesday. It took 19 hours, but salvage crews finally turned Carnival's (CCL) Costa Concordia upright

An argument on a cruise ship turned into a physical confrontation that ended with federal citations for two women

Officials have identified the woman who died after falling from a balcony aboard a Carnival cruise ship near Catalina Island. The passenger, Briana Miller, 24, was identified by the Los Angeles

Carnival Cruise Line and Royal Caribbean have taken different measures during the alcohol ban in the Bahamas.

The federal murder case tied to the death of 18-year-old cheerleader Anna Kepner aboard a Carnival cruise ship is officially headed to trial.