Title: The great rift valleys of Pangea in eastern North America
Subjects: Jurassique (Periode geologique), Triassic Geologic Period, Sedimentologie, Fosse tectonique, Rifts (Geology), Trias (Periode geologique), Jurassic Geologic Period, Stratigraphic Geology, Stratigraphie, Pangee (Geologie), Geology, stratigraphic, triassic, Geology, stratigraphic, jurassic, Geology, north america
Places: North America, Amerique du Nord, Pangaea (Supercontinent)
Time periods: Triassic, Jurassic