Outdoors enthusiasts rejoice: The 23rd Annual International Sportsmen's Expo is happening at Cal Expo this weekend. A highlight of the Expo, is the Adventure Base 100, a celebration of the 100-year anniversary of Scouting. The base spans 9,000 square feet and contains a 360-degree movie dome, rope course, interactive museum and a store for everything Scout related. Local Scouts and adult leaders are there, ready to answer questions. This is the only Northern California stop for the Adventure Base. Friday night, the base was bustling with people watching the charity Pinewood Derby. Assemblymen Roger Niello and Ted Gaines joined "The Capitol Hour" host Eric Hogue and local Boy Scout leader