When you're watching a movie, it's easy to get lost in the magic and not think too hard about how King Kong climbed the Empire State Building, how Jurassic Park's T-Rex roared to life, or how Charlton Heston encountered the Statue of Liberty at the end of Planet of the Apes — but these videos reveal all those movie secrets.

Stop-Motion in King Kong (1933)

Click here to view this www.criticalcommons.org embed.

Creation of the Statue of Liberty in Planet of the Apes (1968)

From AT-ATs to Tauntauns in Star Wars

Flights of the Baron in Dune (1984)

The Creation of Slimer, Stay Puft and Library Ghost for Ghostbusters (1984)

T-1000 special effects for Terminator 2: Judgment Day (1991)

Building the T-Rex for Jurassic Park (1993)

Special effects for Titanic (1997)

The Subway Fight and the Rooftop Scene from The Matrix (1999)