The KXTV/KOVR Tower is a guyed communication tower in Walnut Grove, California, United States that rises to 2,049 feet (624.5 m) in height. Built in 2000, it is the tallest structure in California, the 4th tallest guyed mast in the world (as of 2001), and the 6th tallest structure to ever have existed if the destroyed Warsaw radio mast and largely underwater Petronius oil platform are included. Antennas on the tower carry the signals for KXTV channel 10 and KOVR channel 13. Geographical coordin ...