The city's first modern light-rail system would run in dedicated lanes on city streets with priority at traffic signals.

A guide to Boston's Irish Heritage Trail and a look at the five new stops being added along the 2.8-mile trail this summer.

A Celtic Cross at City Hall and a Blackstone Canal Builders sculpture are among the new sites on the expanded trail.

The MBTA is adding additional service and bus route detours for Sunday's parade. Here's everything you need to know.