Disc.History Drew scours a Surrey sculpture park, where a pair of rare 18th century church lych-gates catches his eye. And in London, he visits a small showroom with big character. S14, Ep11 2026-08-20 Secrets Of The Sun. Some of the brightest minds and theorists on the planet explore the limits of human knowledge and explain the science behind our star. S9, Ep4 2026-08-20 Mystery Of The Invisible Planet. A probe mysteriously malfunctions as it enters deep space. Astronomers find evidence of an invisible planet in a distant solar system. S3, Ep7 2026-08-20 Sunken Treasure Of The Bahamas. Josh helps recover the richest stash of lost treasure in the Americas. He dives the Caribbean to retrieve it from the Spanish galleon Maravillas. S8, Ep12 2026-08-20 Aliens Of The Deep. Video captured by the U.S. Navy triggers Jess and Phil's investigation into mysterious, supersonic craft flying above the waters off California's Catalina Island. S2, Ep11 2026-08-20 Jolly Jane And More. Don Wildman investigates a nurse who is one of history's most prolific serial killers, an explosion that changed NASA's space programme and a bizarre bunny. S23, Ep6 2026-08-21