Some very good, nice or handy sites...

Sid Meier's Civilization
Civilization IV
Civilization Fanatics Center
Apolyton
CivStats

Music
Marillion
Porcupine Tree
Dream Theater
The Gathering
Nightwish
Dimmu Borgir

Study
Tampereen Yliopisto
Rijksuniversiteit Groningen
ProgressWWW
Nestor
Ruimtelijke wetenschappen
Ibn Batutta

Reference
Startpage
Facebook
NS Reisplanner
Dictionary.com
Wikipedia
YouTube
The Currency Site
World time zones
Telefoongids
Google Maps
Babel Fish
Internet Movie Database

Forums
CivFanatics
CivDuelZone
Egon
Rockforum

Personal sites
Egon
Rutger

Games
Teagames

Miscellaneous
Politieke Barometer
Movie subtitles
NPO
NOS
VDX