Voice type C). In the lower and upper extremes some contralto voices can sing from D3 (the D below middle C) to B5 (the second B-flat above), one whole step short of the soprano "high C". Contralto tessitura: The contralto voice has the lowest tessitura of the female voices. Contralto subtypes: Contraltos are often broken down into three subcategories: coloratura contralto, lyric contralto, and dramatic contralto. A soprano sfogato is a contralto who has an extended high range reaching the soprano "high C". Countertenor range: The countertenor is the highest male voice. Many countertenor singers perform roles originally written for a castrato
YL Male Voice Choir makes two short concert tours in Finland each year, and one or two tours yearly in the Asian, European or American continent. Recent years have seen YL tour in Norway (2009), Belgium and USA (2010) and China and Mexico (2011). The concert tour in USA had a grand finale in Carnegie Hall with Osmo Vänskä and the Minnesota Orchestra. Around 12 000 listeners attend YL's Christmas concerts in the churches of Helsinki each year, and thousands to hear the traditional songs celebrating First of May. YL Male Voice Choir YL Male Voice Choir (formerly: Helsinki University Chorus; ) was founded