Just north of Dallas and Fort Worth, the trail system at Ray Roberts Lake State Park offers hours of riding for mountain bikers, from a smooth riverside greenbelt to hilly routes along the lake. The threat of feral hogs to Texas agriculture and ecology looms large and research is being conducted that could offer a new kind of protection from this feral pig plague. Each year hundreds of re-enactors gather to relive the Battle of San Jacinto in southeast Texas, the pivotal battle that changed the path of Texas and all of North America.