Lake Mead is the largest, followed by Lake Powell.
The answer is C. Lake Powell
As long as my poop.
Lake Powell is approximetly 100 miles long depending on how how you measure it.
3,000,000 (3 million) people visit Lake Powell a year.
Lake Powell has approximately 1,960 miles of shoreline when it is at full capacity.
Lake Powell
Lake Powell
They are man-made.
Among others there is Lake Powell, Lake Mead and Lake Havasu.
The two big ones that come to mind are Lake Mead and Lake Powell, but there's also Lake Mohave and Lake Havasu.
The outside shots were actually at Lone Rock Beach Lake Powell, Page Kane County Utah USA