|  boston.com

The Silver Line recently turned 10 years old. Its fleet isn’t made up of trains like the three other MBTA lines. It consists of tunnel seeking, satellite communicating, traffic light changing, kiosk talking, two-section 60-foot-long vehicles powered by natural gas, electricity, and a diesel generator.

It’s not the line that planners envisioned decades ago due to unforseen budgetary constraints. But it can only grow since it connects some of the oldest neighborhoods in Boston, like Roxbury, to some of its most burgeoning areas, like the Waterfront. Take a look at its history and recent developments. {…}