The Days of Grays is the sixth full-length studio album by Finnish power metal band Sonata Arctica. The album was released on September 16, 2009 in Finland, September 18 in Europe and September 22 in North America through Nuclear Blast. The special edition of the album includes the album along with an orchestral CD as a digipak.It is the first album with guitarist Elias Viljanen and also the first since 1999's Ecliptica in which vocalist Tony Kakko also plays the keyboards.
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