Kudos on them using regeneration of dirty land and cleaining it up for rebuilding as oppose to ripping up unbuilt on land instead.
Second - I think the designers might have taken more than a passing look at some future Starfleet architecture!
Though the UN/UFP emblem helps that along.
'If the Apocalypse starts, beep me!' - Buffy Summers
'The sky's the limit.....' Jean-Luc Picard, 'All Good Things'
courtesy of Saquist