Re: Iinformation "likely to be useful to a person committing or preparing an act of terrorism"
Someone might be able to argue that perhaps they had a non-terrorism related reason for looking at a map. Maybe.
On the other hand, what about these interactive maps showing oil and gas, pipelines and storage, in the UK? Surely of interest to terrorists right?
And all of this published by those notorious enablers of terrorism, erm, the Oil and Gas Authority, a UK government agency...