By Martha Lopez Huan Merida, Mexico, Jun 1 (EFE).- Tyranosaurus rex, velociraptor, brachiosaurus and diplodocus are some of the dinosaur species that went extinct 66 million years ago but replicas of which are “alive” at Sendero Jurasico, a theme park locted between Progreso and Chicxulub, ports in the southeastern Mexican state of Yucatan. “The aim …