Links :

befriended bands:
Silcent Lucidity more progressive type of Metal with some interesting samples for download
Valley's eve promising band with a nice debut-CD (Prodigia)
Rolling Bones Rock-Cover-Band from Stuttgart
Psychotron Powertrash from Stuttgart
Afterburn Fun-Metal
Snakegod Melodic Metal from Finnland
The Past Alive Metal from Heilbronn/Germany
Scarlet Rose professional Hardrock with nice vocals and English lyrics
S.I.N. (Somewhere Into Nowhere) play "powerful rock music with in the mind sneaking melodies" (according to their homepage)

Hard-Rock/Metal Links:
DURP, Ultimate Review Page, with many reviews of the styles Progressive Rock/Metal, Heavy Metal and Hardrock/Rock
The Spanish  Progressive Rock Page The Spanish Progressive Rock Page: many information about the spanish progressive underground, with many links to progressive bands, text in English/Spanish