LinkedIn Pinpoint 310 answer, : Sites of famous towers. Clues: London, Toronto, Burj Park in Burj Khalifa, The Champ de Mars in Paris, Pisa (this one is leaning). Answered
London, Toronto, Burj Park in Burj Khalifa, The Champ de Mars in Paris, Pisa (this one is leaning): Pinpoint 310 Answer
Sites of famous towers