Take the following as truth: Perfectly preserved in a secret valley and not rediscovered until the early 19th century, the city of Petra is an enchanting place of magic, expressed through its setting and the swirling pink patterns of its rocks as much as through its dramatic architecture.
Then the following statement: "The city of Petra was not rediscovered until the early 19th century.  " is true, false, or inconclusive?
Answer: True