Few things in Boston have changed as little as this one. The Swan Boats are still run by the same family that launched them in 1877, still pedal-powered, and still gliding the same slow loop under the little suspension bridge — which is exactly the point.

A ride out of another century

Robert Paget, who rented rowboats on the lagoon, borrowed the swan from the opera Lohengrin, in which a knight arrives in a swan-drawn boat. His pontoon design — a graceful white swan hiding the driver and the pedal mechanism — proved so charming that his family has been running it ever since, with boats that date back generations.

The ride itself is gloriously low-tech. You board a flat deck of wooden benches, the driver starts pedaling behind the swan, and the boat makes a gentle loop of the lagoon — usually 12 to 15 minutes. No narration, no soundtrack; just water, willows, and the occasional flotilla of very entitled ducks.

The prettiest corner of the city

From the water you get angles on the Public Garden — America’s first public botanical garden — that the paths never give you: the iron footbridge overhead, the flower beds in full spill, Back Bay brownstones rising past the trees. Afterward, the Make Way for Ducklings statues near the Charles Street gate are a two-minute walk, and Boston Common, the country’s oldest public park, is just across the street.

When to go

The boats run in the warmer months, roughly spring into early fall — a weekday morning is the calm, postcard version of the experience. Rides are inexpensive and tickets are bought at the dock; on a fine summer weekend expect a short line that moves fast, since the fleet cycles continuously.