Peninsula Sports Cards in Belmont is the place to go for sports-oriented collectible memorabilia.The store is small but it's filled with hidden gems. The wide selection includes local sports memorabilia, especially Sharks, Warriors, and 49ers items. As you walk into the store, you'll see collectiblebobble-headsfrom years ago. There are also autographed pucks, helmets, posters, and jerseys. The staff is friendly and very knowledgable.