Plovdiv 40,000 objects. The Museum of Natural Science was inaugurated in 1955 in the old edifice of the Plovdiv Municipality built in 1880. It is among the most important museums in the country with rich collections in its Paleontology, Mineralogy, and Botanic sections. There are several rooms for wildlife and it contains Bulgaria's largest freshwater aquarium with 40 fish species. It has a collection of minerals from the Rhodope mountains. The Museum of Aviation was established on 21 September 1991 on the territory of the Krumovo airbase to the southeast of the city. The museum possesses 59 aircraft and indoor and
2011 European Cross Country Championships York City Marathon. The other leading finishers from 2010 – Binnaz Uslu, Ana Dulce Félix and Fionnuala Britton – were among the favourites for the women's race. 2011 European Cross Country Championships The 2011 European Cross Country Championships was the 18th edition of the cross country running competition for European athletes which was held in Velenje, Slovenia on 11 December. Atelaw Yeshetela of Belgium won the men's title to become the country's first ever champion at the competition. The French men's team retained their title from 2010. Fionnuala Britton was the winner in the senior women's race, becoming Ireland's second