Standing at the mouth of the St. Croix River in Maine since 1857, this historic lighthouse marks the international boundary between the United States and Canada. The active beacon continues guiding vessels through these waters where the river meets Passamaquoddy Bay.

Notable Features: One of Maine’s lesser-known lights, it holds significance as a border marker between two nations.

Visitor Access: The lighthouse is not open to the public, but can be viewed from the water or nearby shoreline.

Photography: Best captured during golden hour, with dramatic shots possible from boat tours in the area.

Nearby Attractions: Explore St. Croix Island International Historic Site, Calais downtown, and the scenic Downeast coastline.

Explore Nearby

• Shackford Head State Park — State Park in Maine
• Cobscook Bay State Park — State Park in Maine
• Bold Coast Scenic Byway — Scenic Byway in Maine
• Salt Missions Trail Byway — Scenic Byway in New Mexico
• Katahdin Woods and Waters National Monument Dark Sky Park — Dark Sky Site in Colorado