Looking at Lady Gaga and Terry Richardson's New Photo Book

She's an international superstar. He's one of the world's most provocative and sought-after photographers. Together, they've made a 384-page collection of some of the most striking and strange photos in recent memory.

Lady Gaga x Terry Richardson is billed as a "visual dialogue" between the two. Richardson followed Gaga for 10 months, using his unrestricted access to the singer to take photos of her on sets, during performances and backstage, enabling him to capture her in ways that most people have never before seen.

It's hard to pick favorites among the images, but we did our best. Here are 10 we love, what do you think?