Families can join the fun on Saturday, Oct. 24, during the Monster Bash from noon to 2 p.m., with boarding at 11 a.m. Young ghouls, goblins and superheroes are invited to come in costume for a not-so-spooky afternoon cruise featuring onboard trick-or-treating.

Tickets are $25 to $37, plus taxes and fees.

Later that evening, adults can get into the Halloween spirit aboard Caroline’s Cursed Cruise, sailing from 7 to 10 p.m., with boarding at 6 p.m. The night includes a costume contest with prizes for the winner and runner-up. Tickets are $67.99, plus taxes and fees.

Lady Caroline departs from the Nautica Waterfront District, 1153 Main Avenue, Cleveland. For tickets and additional info, visit ladycaroline.com or call 216-696-8888.