Somosierra is a mountain pass in the Sierra de Guadarrama north of Madrid in Spain. It connects the north of the Community of Madrid with the east of the province of Segovia . Just south of the pass is the municipality of Somosierra with a population of 77.
4-521: It has an altitude of 1,434 metres (4,705 ft) and is crossed by the A-1 ( E5 ) road through Túnel Juan Manuel Morón Garcia , a short twin-bore tunnel named in honour of a civil engineer who worked on the Spanish motorway network. There is also a 3.9-kilometre-long (2.4 mi) rail tunnel. The road was originally a track opened up by Napoleon to provide a direct route to Madrid. In 1808 this led to
8-591: A location in the Community of Madrid, Spain is a stub . You can help Misplaced Pages by expanding it . This article about a location in the province of Segovia, Spain is a stub . You can help Misplaced Pages by expanding it . Autov%C3%ADa A-1 The A-1 (also informally known as Autovía del Norte ; Basque : Iparraldeko Autobia ) is a Spanish autovía route which starts in Madrid and ends in Irun . It replaced
12-531: The Battle of Somosierra between French-Polish and Spanish forces. In 1936, at the beginning of the Spanish Civil War , the Battle of Somosierra (1936) took place in the heights of the pass between Carlist and Falangist units and Spanish Republican Army troops. 41°8′6″N 3°34′52″W / 41.13500°N 3.58111°W / 41.13500; -3.58111 This article about
16-596: The former national road from Madrid to France, the N-1 road . It carries the designation of European route E05 , and, as one of the major north-south arteries of Spain, is one of the country's busiest highways. Between Burgos and Armiñón there is a toll alternative for this autovía, the autopista AP-1 . In 2011, work was ongoing to bring the section between Burgos and Madrid up to modern standards. Autovía A-1 currently has two sections: one between Madrid and Burgos and another between Miranda de Ebro and Alsasua. Traffic through
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