Ключевые слова: blue hour, blue skies, building, city of denver, city park, city park boat house, city park fountain, city park skyline, co, colorado, dawn, day break, denver, denver at sunrise, denver city park, denver co, denver colorado, early morning, frozen lake, january sunrise, lake, morning, north america, pink skies, skyline, skyline at sunrise, skyline of denver, sunrise, winter sunrise,