Original sentence: In 2000, flashing lights and four high-power searchlights were installed on the tower.The searchlights on top of the tower make it a beacon in Paris' night sky
Edited sentence: Also, four high-power searchlights that were installed on top of the tower make it a beacon in Paris's night sky.And on the hour every hour, small twinkling lights that were placed on the entire tower sparkle and flash, creating an extraodinary, breath-taking and memorable sight.In 2000, lights were installed on the Effiel Tower.The lights on the tower are switched on in the evening so the tower can still be seen