Holyoke, Massachusetts made its name the loud, smoky way: as one of the great factory towns of the American Industrial Revolution. By the mid-1800s its mills were turning out more paper than anywhere else on earth, all powered by an ingenious network of dams and canals. Today that industrial engine has gone quiet, but the story lives on at Holyoke Heritage State Park — an unusual green space where the main attractions are a canal-side stroll, a museum-grade carousel and a healthy dose of history.

The park's paved paths follow the First Level Canal, passing surviving mill buildings including a couple of old paper mills and a thread mill. Keep an eye out for the flywheel mounted along the walkway: it marks the site of the William Skinner silk and satin mill, which operated on these grounds from 1874 until 1961. The visitor center adds context with displays of mill artifacts and old photographs, and occasional tours pair the waterside walk with local history. If you want to go further, the unofficial 4-mile Holyoke Heritage Trail, mapped by local history group Canal Days, strings together more industrial sites around town.

The park's most beloved resident, though, has hooves. The Holyoke Merry-Go-Round dates to 1929, when it was built for the amusement park on nearby Mount Tom. When that park closed, locals fought to keep the carousel in the city, and it was relocated to the state park. It still runs today, complete with 48 hand-carved wooden horses, decorative scenic panels and its original 1929 band organ — and you can ride it for a small fee. There's a quirky bonus on-site too: the International Volleyball Hall of Fame, a nod to Holyoke's claim as the birthplace of the sport.

Holyoke sits in the Pioneer Valley, a stretch of historic Massachusetts towns along the Connecticut River that rewards a slow drive. For a natural history detour, head ten minutes north to see prehistoric dinosaur footprints preserved in the riverside rock. And if vintage carousels are your thing, Cape Cod's Heritage Museums & Gardens has another antique ride worth a spin.

This one's for travellers who like their walks with a side of story — not a wilderness park, but an easy, flat, affordable half-day that explains how a whole city was built around water power. Combine it with a Pioneer Valley road trip and you've got a genuinely under-the-radar New England outing.