I was one of those kids. We used to ride our bikes around the Reservoir pathway.

@@mikepellerin4611 hello, we rode our bikes from on the top of reservoir on the road all the way to the roundabout at the bottom of the hill.🤣😂

@@mikepellerin4611 Oliver School on Haverhill st.

Judging by the music I would say dinosaurs

It's what's called a "standpipe". Basically it's a steel pipe over 80 inches in diameter and a hundred feet tall, that allows high water to enter and keeps pressure in a city's water system. It's then clad in a tower exterior.