i'm kiki. >> great to meet you, kiki, and i like your friend.t place. >> this is my grandfather's creation. let's go take a look. >> that "creation" is prehistoric gardens, which sits in a lush stretch of old-growth forest, with ocean mist filtering sunlight through its towering trees. i would camp out here, and i don't camp. but be careful! giant monsters lurk. triceratops, wow. the grounds are teeming with dinosaurs. feast your eyes on 'em. there's the plate-covered stegosaurus... a towering t-rex... a soaring pteranodon and many more. each imposing creature a life-size replica of an ancient past, including this 46-foot-high, 86-foot-long brachiosaurus. >> four years from start to finish... >> amazing! >> ...to build this one. >> i just really can't believe the scale. the story of these creatures begins in 1907, in gordonsville, minnesota, where ernie nelson is born. young ernie can't stop drawing on his sketch pad, especially the prehistoric creatures he sees in national geographic. definitely a creative character, according to his daughter b