Sky History 2 HD Sunday

A weather balloon said to have outside Roswell in 1947, which may have actually been alien in nature

Chile has the highest number of UFO sightings of anywhere on Earth. Here, incredible footage of a strange craft has people asking again about the reasons why

More instances of the granting of so-called 'curses'. This episode highlights the Egyptian royals who promised turmoil for anyone who dares disturb their 'eternal rest'

Part two of two. Alice Roberts revisits the death of Queen Elizabeth I, calling upon forensic pathologist Dr Brett Lockyer to discover the medical facts regarding her final days

Kevin Sempé dives into the blue waters of the Caribbean to find the relics that litter the sea floor from piracy's heyday in the region

Experts investigate alleged sightings of UFOs during the Black Death, and examine the theory that aliens may have inflicted the disease on the human race