An curved arrow pointing right. Excavators at the La Brea Tar Pits work almost every day to pull fossils out of the ground, clean, and prepare them for further research. With 4 million specimens ...

If your kids go crazy for dinosaurs – and really, what kid doesn't? – then a visit to La Brea Tar Pits is sure to be the highlight of their trip. Although the pits look like the set of a ...