Most visitors to Maine make a beeline for the rocky coast and lobster shacks. An hour inland, though, sits a body of water that deserves equal billing: Sebago Lake, the deepest in the state at around 300 feet, covering some 45 square miles in southern Maine. On calm days the water goes famously glassy, which is exactly what draws paddlers, swimmers and anglers here from late spring through early autumn.

Summer is the headline season. Sandy beaches around the lake, including Tassel Top, Songo River Beach and the strands at Sebago Lake State Park, make easy swimming spots, and the flat water suits kayaks, canoes and paddleboards. Rentals are straightforward: Sebago Lake Boat Rentals offers craft from roughly $100 a day, while Sebago Trails Paddling Company does half- and full-day hires from about $40 per boat.

Fishing is the lake's other big draw, and it runs year-round. The water holds landlocked salmon, lake trout, brook and rainbow trout, both largemouth and smallmouth bass, perch, pickerel and splake. Sebago Sport Fishing runs guided half- and full-day charters with gear included from around $450, but shore fishing works too. Anyone aged 16 or over needs a Maine fishing licence, available online via Maine.gov.

Base yourself in Naples on the eastern shore if you want a bit of town with your lake time. There's a boardwalk lined with shops and restaurants, water views and a small historical museum. Autumn brings strong foliage, and the area stays low-key and pleasant as a winter escape when things quiet down.

Accommodation spans everything from campsites to a century-old lodge. Migis Lodge sits on 125 lakefront acres and operates on an all-inclusive basis — nightly rates start around $350 but cover meals, plus activities like paddling and water skiing. For a cheaper option, Sebago Lake State Park's campground has 250 sites open May through October, each with a fire pit and picnic table, and heated showers on site. Motels and private cottage rentals fill out the middle of the price range.

For travellers, the appeal is simple: this is New England lake country without the coastal crowds or coastal prices. It pairs neatly with Portland, Maine's largest city, which is about an hour away and worth a day or two either side of your lake stay for its food scene and waterfront. Portland International Jetport is the nearest airport, and renting a car there (roughly $50 a day) is the practical way to reach the lake and get around it.

Come for a swimming-and-paddling week in July, a foliage weekend in October, or an ice-fishing winter break — the lake changes character with the seasons but rarely empties out entirely. If you've done Acadia and the southern Maine beaches and want somewhere quieter, Sebago is an easy add to the itinerary.