Weird themed cruise holidays: Who knew these were a thing?

Thought cruise holidays were boring? Think again! Cruises can be as weird, wonderful and wacky as you want them to be.

Whether you're a solo cruiser, looking for the ultimate holiday at sea with friends or treating your loved one to a romantic cruise, there are some very unusual ways to experience an unforgettable time at sea.

See also: Things you never knew you could do on a cruise

Love cats? There's a cruise for that! The Meow Meow Cruise invites you to celebrate your love of felines through themed activities, scavenger hunts and more. While pets aren't actually allowed on board, you're sure to have fun sharing your passion with like-minded cat lovers on this unusual themed cruise.

For those looking for a more thrilling adventure, a mystery cruise where the captain decides the destination could be for you. Saga's Mystery Cruise takes place over 24 days, giving you plenty of time to guess your next location as you cruise to new and distant horizons.

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If you're a TV addict obsessed with The Walking Dead, you will want to join fellow fans and characters from the hit series for three nights of celebrity Q&As, zombie theme nights (pack your costumes!), photo ops and zombie makeovers.

And there's more... Nudity, the Backstreet Boys and quilting have all inspired the strangest themed cruises coming to the seas in 2015 and 2016. Take a look at our pick of the weirdest below.

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