Boreriggar
Drilling rigs
Borerigger
Petroleumsinstallasjonar
Petroleumsinstallasjoner
Petroleum installations
Innholdsbeskrivende emne
Topic
Oil drilling platforms
Boreplattformer
Oil platforms
Lukket bemerkning: ubo14
Oljeplattformer
Drilling platforms
Humord
Petroleum activity
Petroleumsverksemd
Petroleumsvirksomhet