Yes, you go up and stay as long as you want (there are various-length hiking trails, etc. up there) and then you get in line to come down. It's quite fascinating going from the summer desert heat up to the Alpine forest in just a few minutes. Or in the winter, going up to snow but not having to drive in it!
Yes, it is very cool (literally) at the top. Make sure you take something warm to wear when you get to the top, it will be hotter than *#$^ at the bottom and then cool at the top.
Yes, it is very cool (literally) at the top. Make sure you take something warm to wear when you get to the top, it will be hotter than *#$^ at the bottom and then cool at the top.