Chicago Architecture Boat Tour, 90-minute ride, calm Lake Michigan waters, sunny day, blue sky, few white clouds, sailboats and yachts in the distance, majestic skyscrapers reflecting off the water's surface, historic buildings along the riverbanks, Wrigley Building, Tribune Tower, Willis Tower, Navy Pier, ornate bridges, lively city atmosphere, knowledgeable tour guide, wooden boat seats, life jackets, people taking photos, interesting narration, soft natural light, panoramic view.