Whale watching
3–4 hour offshore trips, naturalist-narrated, April–October.
ON THE WATER
Harbor & cruises
A primer on four very different ways to see Boston from sea level.
Sunset cruises
90-minute Inner Harbor loops with city skyline at golden hour.
Lighthouse trips
Boston Light (the oldest lit US station) and Graves Light passes.
Harbor Islands
Spectacle, Georges, Peddocks — Civil War forts and quiet beaches.