17 Ultrarare Photos From The Set Of The Original "Jurassic Park"

The gateway to the original Jurassic Park.

Actors Sam Neill and Laura Dern pose for a photo with Director Steven Spielberg.

Spielberg with child actor Joseph Mazzello during the filming of Jurassic Park.

Spielberg framing a shot and wearing a totally cool Warhol-inspired dino T-shirt.

Special effects technician Stan Winston looks over an animatronic Brachiosaurus.

A set hand prepares the T. rex for filming.

Steven Spielberg goes over the "sick triceratops scene" with Laura Dern.

Spielberg acts out the "tree climbing" scene for the cast and crew.

Actors Jeff Goldblum and Laura Dern work out a scene under the direction of Steven Spielberg.

Between shots, Spielberg and Sam Neill converse while leaning on an iconic Jurassic Park Jeep.

Bob Peck prepares for his final scene against the escaped velociraptors.

Child actor Joseph Mazzello looks closely at the mosquito preserved in amber that sits atop John Hammond's cane.

A member of the crew getting the T. rex ready for filming.

Cast and crew prepare to film the death of Wayne Knight's character, Dennis Nedry.

Steven Spielberg goes over the script with actor Richard Attenborough.

Spielberg looking over the "sick" triceratops on set.

Cheers to a long day of shooting on set!