It's a great loop to walk or run. The path can get pretty crowded during the afternoon, best time to go is early morning.i love lake Quannapowitt. the walk is 3.1 miles around, it is quiet,clean and never boring! the people are friendly and if you need a bathroom, you can go...I've been coming here for years and I can say there's nothing about it I don't like well maybe a bit of the people traffic (if you are walking in a group of...