Manistique sits on Lake Michigan at the mouth of the Manistique River, the seat of Schoolcraft County and a former paper-mill town whose single strangest piece of civil engineering has quietly become its most photographed landmark. Most visitors driving through on US-2 have no reason to give the crossing a second thought until someone explains exactly what they just drove over, at which point the bridge's genuinely counterintuitive design tends to earn a considerably longer second look.
A Bridge That Works Backwards
The Manistique Pulp and Paper Company, then owned by the Minneapolis Tribune Publishing Company, built what is now known as the Siphon Bridge across the Manistique River in 1919 to solve a specific engineering problem: the mill needed considerably more water than the natural river flow could reliably supply, but building a conventional dam upstream would have flooded a significant portion of the town itself, an unacceptable tradeoff for a community this size. The solution was a concrete raceway flume that carries water from an upstream dam at an elevation actually higher than the roadway crossing it, meaning the bridge functions as a genuine siphon, drawing water through and beneath the road surface rather than simply spanning a river at a conventional height.
The resulting eight-span girder structure runs 296 feet across the river and, true to its name, keeps the water in its flume flowing at a level above the heads of the cars and pedestrians crossing beneath it, a detail that tends to unsettle first-time visitors once they understand what is actually happening over their heads. It replaced an earlier structure, locally remembered as the "red bridge," that had served the town from 1892 until the siphon design took over in 1919, and the bridge's genuinely unusual engineering has since made it one of the more offbeat must-see stops for visitors touring the Upper Peninsula's Lake Michigan shoreline.
A Working Harbor Town
Manistique's identity beyond the bridge remains rooted in its position as a genuine Lake Michigan harbor town, its downtown and waterfront still organized around the same river mouth that made the site useful to loggers and paper millers in the first place. The Schoolcraft County seat designation brings a modest but steady flow of county business into town, supplementing a tourism economy built around the lakeshore, nearby waterfalls, and the bridge itself, which functions as a reliable conversation starter for a town that might otherwise see considerably less dedicated visitor attention along this stretch of the Upper Peninsula's southern coast.