Introduction to Ruy Lopez:
Wikipedia about Ruy Lopez
Ruy Lopez, Part One (Exeter Chess Club)
Ruy Lopez, Part Two (Exeter Chess Club)
Ruy Lopez (Blog The Bishops Bounty)
Marshall Attack
Berlin Defence (Blog The Bishops Bounty)
Bird's Defence (Blog The Bishops Bounty)
Norwegian Defence (Blog The Bishops Bounty)
Fischer - Portisch, Havana 1966
Nakamura - Shirov, Wijk aan Zee 2011
Vachier-Lagrave - Svidler, Donostia 2009
Karpov - Unzicker, Nice 1974
Adams - Werle, London 2008
Gabrielsen - Hammer, Oslo 2010
Fischer - Stein, Sousse 1967
Kotronias - Bologan, Moscow 2007
Karpov - Balashov, Munich 1979
Nakamura - Golod, Gibraltar 2009
Adams - T. Kosintseva, Gibraltar 2011
Svidler - Caruana, Amsterdam 2009
Breyer - Tarrasch, Mannheim 1914
Karpov - Yusupov, Moscow 1983
Hjartarson - Korchnoi, St Johns 1988
Martins - Vocaturo, Gaziantep 2008
Karpov - Miles, Biel 1990