Another charming harbor town, Port Jefferson is perfect for a day trip. You can walk along the marina, explore quaint shops, or enjoy a meal at one of the many restaurants overlooking the harbor, such as The Steam Room for casual seafood. If you like sweets, don’t miss Roger’s Frigate for some classic Long Island ice cream and fudge.

If you’re a wine lover, take a trip to the North Fork to explore Long Island’s beautiful wine country. Many vineyards offer tastings and outdoor seating with picturesque views. Popular stops include Bedell Cellars, Pindar Vineyards, and Macari Vineyards.

Long Island is known for its stunning beaches. If you want to relax by the water, Smith Point Beach or Cupsogue Beach County Park offer beautiful spots on the South Shore. For those venturing further east, Montauk offers great surfing, hiking, and scenic lighthouse views.

Sagamore Hill National Historic Site (Oyster Bay): This was the home of President Theodore Roosevelt, and it's full of rich history. You can tour the house, visit the museum, and walk the surrounding nature trails. Sagamore Hill offers a glimpse into Roosevelt’s personal life and his time as one of America’s most beloved presidents.

Vanderbilt Museum and Planetarium (Centerport): This grand estate, once owned by William K. Vanderbilt II, includes a museum filled with marine and natural history exhibits, as well as a beautiful mansion and gardens to tour. The planetarium offers shows for all ages, giving visitors a chance to learn about astronomy and the stars.

Old Field Point Lighthouse (Setauket): For those who love maritime history, the Old Field Point Lighthouse, dating back to 1823, is a beautiful, historic site to visit. It's a great place to take a peaceful walk along the shore and soak in some local history.

The Long Island Maritime Museum (West Sayville): For anyone fascinated by the sea, this museum delves into Long Island’s rich maritime heritage. Visitors can explore exhibits on boatbuilding, shipwrecks, and the shellfish industry, or even take a guided tour of a historic oyster sloop.

The Whaling Museum & Education Center (Cold Spring Harbor): This museum tells the story of Long Island’s whaling history and the importance of the industry to the region. There are engaging exhibits, artifacts from the whaling era, and fun activities for kids.

Three Village Historical Society (Setauket): This historical society offers guided tours and exhibits focused on the region's role during the American Revolution, including the Culper Spy Ring, which was crucial to George Washington’s intelligence efforts. It’s a fascinating visit for history buffs.

This vibrant waterfront town is known for its restaurants, bars, and local arts scene. You can stroll along Main Street, visit the Blue Point Brewery, or catch a show at the historic Patchogue Theatre. There are also great spots to eat and grab a cocktail, like The Oar Steak & Seafood Grill, which offers beautiful views over the water.