The Two-Day Trail is an every-other-week summer series focusing on hikes that take less than 48 hours to complete - from the second you leave your MetroWest doorstep to the moment you return home.ADAMS - Despite its forbidding name, Mount Greylock, the tallest point in Massachusetts, offers a warm, welcoming summit that practically begs to be picnicked upon.Its multiple camping and tent sites, eco-friendly restrooms and mountaintop hotel and restaurant [...]