There are few images more closely associated with Boston than the Swan Boats gliding quietly under the arched bridge in the Public Garden. On a bright spring or summer day, with willow trees trailing the water and flowers spilling out of manicured beds, the scene feels almost like a painting come to life.

The Swan Boats are a family-run tradition that dates back to 1877. Robert Paget, who operated regular rowboats on the lagoon, was inspired by the legend of Lohengrin, the medieval knight who travels in a swan-drawn boat to rescue his princess. He designed a pontoon topped with a graceful swan figure that hides the driver and the pedal mechanism, turning a simple pedal boat into something theatrical and slightly magical. The design has changed remarkably little in almost 150 years.

Boarding is simple and refreshingly low-tech. You step onto a flat deck fitted with wooden benches, settle in with a handful of other passengers and watch as the driver begins to pedal from behind the swan. The boat glides out onto the small lagoon for a gentle loop of roughly 10 to 15 minutes. Because the water is calm and the ride is slow, this is an easy activity for all ages and for anyone who just wants to sit down after a morning on their feet.

From the boat you get a surprisingly rich perspective on the Public Garden. You pass under the elegant iron footbridge, look back toward the brownstones of Back Bay and see the sculpted beds, statues and trees from angles you simply do not get from the paths. Children watch ducks and turtles paddling alongside. Couples lean together on the benches. Solo travelers often find themselves relaxing more deeply than they expected; there is something about being on the water that slows the tempo of the day.

Part of the charm is how modest the whole experience is. There is no narration, no soundtrack beyond the splash of water and the murmur of conversation, no attempt to turn a delicate tradition into a thrill ride. In a city full of heavy history, the Swan Boats are a reminder that public spaces can also be about delight.

When your ride ends, you disembark directly into the Public Garden, America’s first public botanical garden, with its winding paths, formal plantings and statues. Boston Common, the country’s oldest public park, lies just across Charles Street, giving you two classic green spaces side by side.

ExploreBoston.com tip: Plan your Swan Boat ride for a weekday morning in late spring or summer to avoid the heaviest crowds and to see the Garden at its most colorful. Build a half-day around this corner of the city: Swan Boats first, a leisurely wander through the Public Garden and Boston Common, then a short walk to Charles Street in Beacon Hill for coffee or brunch. ExploreBoston.com neighborhood pages include suggested walking routes that link this experience with nearby Newbury Street and Back Bay for a perfect “postcard Boston” loop.