What is the name of the fault line that Round Rock straddles?
Balcones Escarpment
San Andreas Fault
New Madrid Fault
Hayward Fault
Answer
Round Rock straddles the Balcones Escarpment, a fault line that separates the flat, fertile soils of the Blackland Prairie to the east from the hilly, karst-like terrain of the Texas Hill Country to the west.
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