What’s the most-pinned InStyle picture on Pinterest? Mariah Carey’s opulent closet! “I have about 1,000 pairs of shoes,” the Grammy winner told InStyle of the artful display during a 2006 tour of her 12,000-square-foot Manhattan triplex. Talk about impressive! While this photo has been the most popular so far, there is so much more we have on Pinterest. Tour more star homes by visiting pinterest.com/instylemag, and tell us your favorites by liking, sharing, and commenting on the latest news, fashion, and beauty tips.