Baron von Richthofen (1859–98) was a flamboyant, versatile booster and developer who came to Colorado in 1878; he was one of many Germans who constituted the state’s largest foreign-born contingent between 1880 and 1910. Richthofen invested in Denver…

Richthofen Castle (7020 E. Twelfth Avenue) was completed in 1886 for Baron Walter von Richthofen and is now one of Denver’s oldest and most celebrated buildings. Thought to be the design of Denver architect Alexander Cazin, it is a Romanesque Revival…