There are some Latvian related www links: Latvian underground music, our neiborghours and about Latvia at all:

Andrews (server of Riga`s electronic underground music)
Beverina (Latvian and nearest neiborghours metal music)
Green Delphin (site devoted to progressive music - like to progressive rock, post-rock, avantguard)
Latvian folklorists
Latvian Indie Mailing List(requires knowledge of Latvian language: latvian-indie@listserv.parks.lv)
LATNET server (Latvian server)
Latvian Net Search
LANET server (Latvian server)
Metro (they say they are only regular underground techno club in the Baltic States)
Re-Lab (electronic media server, including net-radio)
Varka Crew (association of Riga's vinyl DJs)

OUR FOREIGN FRIENDS (and favorites):

"Bombiakas" (the only one P*U*N*K club in Vilnius town, Capital of Lithuania. jouzzas@takas.lt)
Caustic Truths! (Noizy Music Zine + www pages and radio from Canada)
Estonian music
Ferric Mordant Rec. (home of Newcastle's SPRAYDOG)
Huppy Rec. (London based label promote popband SCOOPER)
Kill Rock Stars (why do not?)
Marcius home page(Lithuanian music)
Ninetynine (Australian band, related with such branches as Kill Rock Stars, Choozy, Sleater Kinney, Cold Cold Hearts, Slampt, ...)
Ore 2" (Lithuanian alternative mag on net)
John Peel (at BBC Radio 1 and at Worldservice - http://www.bbc.co.uk/worldservice/johnpeel/) Slavcore (an Australian site about Eastern Europe punk / anarchist / underground scenes)
Slampt Organisation (beloved UK label from New Castle Upon Tyne)
Scandinavian Indie Home Page (lots of info about Scandinavian and also Baltic states' music scenes)
Tarquin Rec. (factory of HAPPIEST GUYS IN THE WORLD, THE ZAMBONIS, JAMES KOCHALKA and PHILISTINES Jr.)
Ten Pin Productions (label / organisation of mr. John Hedley (formely known as New Castle Upon Tyne resident). Besides releases of his own BOWLING BOY team he does some work with some Latvian/foreign bands. Email: ten.pin.productions@bigfoot.com)
Vilnius HC home page (Lithuanian hard core servants)
Zona Rec. (Lithuanian label)