The valley enjoys a mild ( German: Bleniotal, German historical: Palenzertal or Boll Enztal; Romansh: Val da Blegn ) is a valley in the canton of Ticino in Switzerland. The district Blenio consists of the political communities Acqua Rossa, Serravalle and Blenio and the villages ( order down the valley ) Ghirone, Campo (Blenio ) Olivone, Aquila TI, Torre TI, Largario, Ponto Valentino, Marolta, Castro TI, Lottigna, Prugiasco, Leontica Acqua Rossa, Corzoneso, Ludiano, Malvaglia and Semione.
The valley enjoys a mild is drained by the river Brenno and extends from Lukmanierpass to the mouth of the Brenno in the Ticino in Biasca. The valley is well sunning by its geographic north -south orientation and the width and is therefore also called Valle del Sole or Sun Valley.
The valley has the transitions on the Lukmanierpass, the Passo Sole, Greina and Diesrutpass to the very early committed Alpine routes. From Greinapass and Diesrutpass is believed to have been used by the Celts.
With the Frankish King Pepin in 754 the valley was Thoroughfare for various emperors of the Holy Roman Empire of the German Nation Italy on their trains. Otto I, Henry II, Frederick I Barbarossa moved several times through the valley. In the time of the Investiture Controversy between Emperor and Pope, the valley stood as the territory of Milan canons on the side of the Pope spreading. End of the 12th century still preserved ruin Serravalle offered by withdrawing protection emperors, was destroyed by the Talleuten loyal to the Pope.
On September 30, 1512 Monte Crenone plunged into the valley, burying hundreds of people in the northern part of the town of Biasca among themselves. The masses of stone the " Büzza di Biasca » dammed the Brenno on a length of about four kilometers to the village of Malvaglia to the lake. The masses of stone withstood the pressure of the dammed water no longer stand; the sea expired on May 20, 1515 from a sudden and flooded Biasca and the subsequent valley of Ticino (Riviera ), the bridge failed at Bellinzona and devastated the Magadinoebene. The year 1868 brought the valley again a landslide: The village of 400 inhabitants Loderio was buried under the rock masses.
Already in 1839 a project for a Lukmanier path through the Bleniotal and over the Lukmanier arose. After the completion of the road over the Lukmanierpass to Disentis in Graubünden However the project was only partially realized. Between July 6, 1911 and September 29, 1973 had the valley with the Ferrovia Biasca - Acqua Rossa a connection to the SBB in Biasca.
The history of the valley and its inhabitants is interpreted musically by the music group Vox Blenii.
Several optically connected Heath Houses ( Casa dei pagani ) or cave castles dating from the 3rd - 15th Century are in the steep walls of the Bleniotales. They could have served both as a watch or signal Houses ( Hochwacht ). The name of the Bleniotales as Feuerlichttal (Valle dei fuochi ) is a possible indication of such high Wachten.