A fact from Southern Oklahoma Aulacogen appeared on Wikipedia's Main Page in the Did you know column on 3 January 2015 (check views). The text of the entry was as follows:
Did you know... that the Southern Oklahoma Aulacogen contains over 250,000 km3 (60,000 cu mi) of igneous rock, including a multitude of gabbros?
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1.For the first figure, adding a north arrow and a frame with longitude and latitude will make it look better.
2.Rename the “Description” section as “Introduction” or “Geology of the south Oklahoma Aulacogen”.
3.A cross section in the section of Significance to Petroleum Exploration” might be good for reader to have an idea about the structure of aulacogen-related basin.