Cleopatra's Needle

noun

an ancient Egyptian obelisk, now in Central Park, New York City.
an ancient Egyptian obelisk, now on the Thames River embankment, in London.

British Dictionary definitions for cleopatra's needle

Cleopatra's Needle
/ (ˌkliːəˈpætrəz, -ˈpɑː-) /

noun

either of two Egyptian obelisks, originally set up at Heliopolis about 1500 bc : one was moved to the Thames Embankment, London, in 1878, the other to Central Park, New York, in 1880