Free Admission Tuesday at La Brea Tar Pits - see INFO below. The Natural History Museums of Los Angeles County, which oversees La Brea Tar Pits, is proposing to reimagine the entire 13-acre site as a state-of-the-art destination, inviting the public to witness and participate in the truly groundbreaking discovery that only happens here and uniquely threads the Earths past, present, and future. The reimagined site will inspire by connecting the public to science, nature, history, and culture like no other urban site on Earth can. More Info below.