Lake Marvin Nature Activities Enjoy a colorful 10-mile excursion, at your leisure, to Lake Marvin on FM 2266. The Lodge will be open on Saturday, Oct. 15, from 9 am to 6 pm, and Sunday, Oct. 16, from 10 am to 4 pm. Hay rides are on the agenda on Saturday. Also, on Saturday, the Wild Hanbury Snake Handlers Show will take the stage at 2 pm. The Hanbury brothers bring a ...