Best Airboat adventure and a lifetime memory with a personalized tour on the St Johns River with Captain Mike with St Johns River Airboat Tours in Central Florida. Glide on land and water to view the natural surroundings of the St Johns River.Best Airboat adventure and a lifetime memory with a personalized tour on the St Johns River with Captain Mike with St Johns River Airboat Tours in Central Florida. Glide on land and water to view the natural surroundings of the St Johns River.