There's a permanent weather/research/transmitting station.
Plus parks service tourist trappy kinda thing, except its not tourist trappy, if that makes sense.
Auto-road, Cog railway (most expensive train ticket per foot?) plus several hiking trails go to the top.
6,255 feet elevation or something like that.
Highest point in the northeast.
I just heard the train now runs on bio-deisel.
So it smells like fries instead of smog.
Bears must be happy about that.
It's funny as hell to see flatlanders go up there about this time of year in shorts. It can be 70 and calm at the bottom, while it's 45 degrees w/ 30 mph winds at the top. You just paid $65 each to take the train up, and you really want to just get back on the train and get down! Those suckers make a be-line for their cars and the heaters.
And then you have the idiots who hike up to ski Tuckerman's Ravine in March.
Darwin takes his toll about once every 5-10 years.