(Latest version of map named "DM-Artefact_SE")
About map You can read in EpicGame's forum.
Link:
http://forums.epicgames.com/showthread.php?t=677456
Or You can download map from FilePlanet: http://www.fileplanet.com/200177/200000/fileinfo/Unreal-Tournament-3---DM-Artefact_SE
This map was made over the course of about 3 months every evening after my work. Nearly 90% my own content.
Map screens:
