The Sempach Bird Observatory (Vogelwarte Sempach in German) is a bird observatory and ornithological research centre, also known as the Swiss Ornithological Institute, which is based at the town of Sempach in the district of Sursee in the canton of Lucerne in Switzerland.
bird | Bird of prey | Important Bird Area | Royal Observatory, Greenwich | Hot Bird | Free Bird | observatory | Big Bird | Royal Observatory | Paris Observatory | Larry Bird | Palomar Observatory | bird of prey | George Bird Grinnell | Yerkes Observatory | bird migration | Arecibo Observatory | Siding Spring Observatory | Mount Wilson Observatory | Bird migration | Smithsonian Astrophysical Observatory | Observatory | Harvard College Observatory | Bird | Andrew Bird | Ondřejov Observatory | Lowell Observatory | Lady Bird Johnson | Kew Observatory | Roque de los Muchachos Observatory |