Try these if you haven't already.
-Rurouni Kenshin OVAs and the series. An anime loved by most.
-Bleach. Yet another simply stunning anime that MUST be watched.
-Ghost In The Shell (GITS). An aesthically pleasing and superbly created anime.
-Hellsing. A wickedly cool anime. Notoriously known to be noteworthy.
-One Piece. A artistically decent yet entertaining series.
Five of the best.