Pirates of the Caribbean: On Stranger Tides Adventure Park, the "Pirates of the Caribbean" segment of the "World of Color" show was extended to include visual clips and music from "On Stranger Tides". The film was released on DVD and Blu-Ray on September 12, 2011 in the UK, topping both the Blu-ray and DVD sales charts during its first two weeks. The film had its high-definition home release on October 18, 2011 in the United States and Canada. Three different physical packages were made available: a 2-disc combo pack (Blu-ray and DVD), a 5-disc combo pack (2-disc Blu-ray, 1-disc Blu-ray 3D, 1-disc DVD, and 1-disc Digital Copy),
Pirates of the Caribbean: On Stranger Tides at the 007 Stage on Pinewood. "On Stranger Tides" employed 1,112 shots of computer-generated imagery, which were done by ten visual effects companies. Cinesite visual effects supervisor Simon Stanley-Clamp claimed that the most difficult part was doing the effects in 3D: "Rotoscoping is tricky. Cleaning up plates is double the work, and tracking has to be spot on." The lead companies, with over 300 effects each, were Industrial Light & Magic—responsible for, among others, the mermaids and most water effects—and Moving Picture Company, who created digital ships and environment extensions, such as changing weather and designing cliffs and waterfalls. Filming