 About 1895, at Přerov nad Labem, Bohemia, he founded the first open-air museum in Central and Eastern Europe.He wrote a book on insects at the age of 22 and also the nine-volume book "Die Balearen" (The Balearic Islands).He was the second cousin of Emperor Franz Joseph, of the ruling House of Habsburg-Lorraine, the fourth son of Leopold II, Grand Duke of Tuscany.