For newer arrivals this was taken in the center of the Grove. You can see the building still there behind a fence. Into the Seventies at least, it remained a gift shop but for various reasons the 101 entrance was closed off. It used to attract a lot of visitors but I also remember wide-eyed locals frothing about having almost killed some tourist who had been standing in the road taking pictures.
Here’s another angle on it at the wonderful historical site, Old Photo Guy..