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),
Discourse on the Tides ocean and gravitational forces, like that of the moon. Occurring invisibly, gravity was far too mystic for Galileo's consideration. Galileo did end the "Discourse on the Tides" with reservations that his theory may be incorrect and the hope that further scientific investigation will confirm his proposal. Still, his 1632 "Dialogue Concerning the Two Chief World Systems" omitted gravitational forces and included a reprisal of his tidal theory in its fourth section. Discourse on the Tides "Discourse on the Tides" () is an essay written by Galileo Galilei in 1616 as a letter to Alessandro Orsini that attempted to explain the