Discovery HD Montana Mountain Modern. A father-son duo builds an off-grid home in Montana. The 720-square-foot home takes advantage of mountain winds by using a wind-turbine generator for power. S3, Ep7 2026-08-05 Into The Jungle. Dr. Jeff and the team head to Mexico to offer free veterinary care for poor families. Over one gruelling week they will treat hundreds of animals in need. S4, Ep2 2026-08-05 The Dog Who Won Jeff's Heart. A client brings in an unusual pet who is fast outgrowing his enclosure. And, Dr. Jeff treats a pet cat with multiple serious and mysterious injuries. S4, Ep3 2026-08-05 Find out how chains, cedar canoes, vinyl records and bagels are made, as more everyday items are put under the microscope. S6, Ep74 2026-08-05 Find out how windshields, English saddles, butter and electric guitars are made, as more everyday items are put under the microscope. S6, Ep75 2026-08-05 Find out how individual transporters, post clocks, drum heads and drums are made, as more everyday items are put under the microscope. S6, Ep76 2026-08-05 Find out how residential water heaters, air bags, jelly beans and ice resurfacers are made, as more everyday items are put under the microscope. S6, Ep77 2026-08-05 Smoky Mountain Hope. Marty faces his most daunting challenge ever in the rescue of a Tennessee homestead. He calls on past homesteaders and a home renovation team to help. S4, Ep16 2026-08-06