Austria (Österreich), officially the Republic of Austria (Republik Österreich), is a federal republic and a landlocked country of over 8.8 million people in Central Europe.
Entomology is the scientific study of insects, a branch of zoology.
True flies are insects of the order Diptera, the name being derived from the Greek δι- di- "two", and πτερόν pteron "wings".
Horn is a small town in the Waldviertel in Lower Austria, Austria and the capital of the district of the same name.
The Natural History Museum (Naturhistorisches Museum) is a large natural history museum located in Vienna, Austria.
Vienna (Wien) is the federal capital and largest city of Austria and one of the nine states of Austria.