zanzibar beachTime to book your flights south for some wintertime sun.Ivan Pavlov/Shutterstock
When winter gets you down, there's only one thing to do: plan a beach vacation and get out of town.
Whether you're in the mood for pristine white sand and quiet days of relaxation or umbrella drinks and a raucous party scene, you've got plenty of options. 
We've compiled a list of the hottest sand-and-surf destinations around the world, where you can finally fix your Vitamin D deficiency with some sun therapy. 
Grab a book and some sunscreen and get out there.