Portland, Maine's Old Port Square is proposed to become the tallest building in the state at 30 stories, designed by Safdie Architects.The 380-foot tower is inspired by a lighthouse, incorporating public spaces, historic buildings, and a retail pavilion.The architectural design aims to blend maritime roots with modern aesthetics, offering a mix of hotel, residences, and a panoramic restaurant.Safdie Architects seek to integrate 19th-century charm with community-focused design to create a contemporary landmark in Portland.