Two granite towers, tall as skyscrapers, frame the arrival at Bucksport. The Penobscot Narrows Bridge spans the Penobscot River in a single sweep of white cables, and at its foot, a grey stone fortress has stood guard since the 1840s. River and coastal cruise ships sailing up the Penobscot dock at the town pier, right in the heart of this small Maine community, named a few years back the country's best small waterfront town by a major American newspaper. The contrast strikes right away: an unpretentious main street, modest façades, and two exceptional landmarks within view, ones you'll spend the day admiring from every angle.

The Riverside Walk

A developed path about a kilometre and a half long follows the shore from the pier, dotted with benches, interpretive panels, and viewpoints over the suspension span and the fortress facing it. It's the backbone of the stop: everyone converges here, residents and visitors alike, morning joggers and evening anglers. The main street, running parallel to the shore, lines up a handful of charming shops, including an art gallery representing more than a hundred regional artists and a rock shop where you can crack open your own geode. The local historical society, housed in a former train station, tells a turbulent past that includes a fire set by the British during the Revolution. At the nearby cemetery, the gravestone of founder Jonathan Buck bears a dark, leg-shaped mark: legend attributes it to the curse of a woman wrongly condemned, and curious visitors come from far away to confirm that the stain resists every attempt at cleaning.

Fort Knox, the Granite Fortress

Across the water lies Fort Knox, not to be confused with the gold depository in Kentucky: this one was Maine's first fortification built entirely of granite, constructed between 1844 and 1869, and named after the country's first Secretary of War, Henry Knox. It ranks among the best-preserved coastal defense works in the United States. Visitors can freely explore its casemates, spiral staircases, cannon ramps, and underground passages, a flashlight recommended. Children and military history buffs alike can easily spend two hours here.

Climbing the Tower

The same site provides access to the Penobscot Narrows Observatory, a one-of-a-kind experience: an elevator, the fastest in the state, climbs 128 metres up the west tower to a glass-enclosed room overlooking the river. It's the highest public observation deck of its kind anywhere in the world. On a clear day, the 360-degree view takes in the entire valley, the inland hills, and, in the distance, the peaks of Acadia National Park. The fortress and the observatory are just a few minutes away by taxi or excursion shuttle from the pier.

Planning Your Day

• Morning: a walk along the riverfront and browsing the shops on Main Street.
• Afternoon: crossing over to Fort Knox and heading up the tower.
• As a bonus: a narrated small-boat tour on the river, with seals and bald eagles making an appearance depending on the season.

The River as the Common Thread

Bucksport lives turned toward its river, and the stop follows that same rhythm: you walk along the water, cross over it, then take it all in from high above. Few stops on the East Coast offer such a concentrated blend of civil engineering, military history, and village tranquility. Heading back down toward the bay, the eye catches one last glimpse of the white cables, and you find yourself thinking that detours to small towns reliably hold the trip's best surprises.