Question: តើស្ពានដែលវែងជាងគេបំផុតនៅក្នុងរដ្ឋដែលមានទីតាំងស្ថិតនៅកន្លែងណា
Answer: Hồ Pontchartrain; ทะเลสาป ทางหลวงสาย Pontchartrain; Louisiana