In Secret of the Tomb, security guard Larry Daley must travel to London to return the tablet of Ahkmenrah, an Egyptian artifact which causes the exhibits to come to life, before the magic disappears. It is the third and final installment in the Night at the Museum film series, and a sequel to Battle of the Smithsonian. Night at the Museum: Secret of the Tomb is a 2014 American comedy adventure film directed by Shawn Levy and written by David Guion and Michael Handelman. Night At The Museum 3: Secret Of The Tombn 2014 Full Movie (Hindi Dubbed) Free Download Night At The Museum 3: Secret Of The Tomb is a 2014 Fantasy comedy film.