1 Sputnik 1, the first artificial satellite to go into orbit, launched 4 October 1957. 2  Sputnik 2, the first spacecraft to carry a living animal (the dog Laika), launched 3 November 1957.  Sputnik 3, a research satellite launched 15 May 1958.
By population the 3 largest cities in Spain are Madrid 2.9 million, Barcelona 1.5 million, and Valencia 741,000. They include: the capital Madrid, Barcelona and Valencia. Onlyâ¦ two  of Spain's cities, the national capital Madrid and Barcelona, have  populations of more than one million.
Places in Spain-Benidorm on the Costa Blanca. Benidorm is the largest holiday resort on the Costa Blanca and one of the most popular in the region of Valencia and the province of Alicante. The 6km of sandy beaches have always been the main attraction of this resort. It hasn't always been like that though.