Growing up, J. B. Manning spent many weekends at his family’s deer lease in South Texas or on another parcel of land they owned outside of Georgetown. He’d sit in the blind for hours, peering through a narrow window and writing in his hunting journal, where he kept meticulous lists of all the animals he’d spotted. “It taught me to be in tune with nature,” he says. Manning now draws on that love of the outdoors to create wooden jigsaw puzzles featuring his photos of Texas and Western landscapes. Manning, now 43, spent his twenties and thirties “doing the corporate thing” in Houston. In 2011, struggling with burnout, he quit his job at an engineering firm and began a five-year stint on the road, hiking and learning…