Epsom Downs Racecourse faster than those on flatter tracks. Clockings for the five furlong course have included 53.6 s (hand-timed) by Indigenous in 1960 and 53.70 s (electrically-timed) by Spark Chief in 1983. Epsom Downs houses the third largest racehorse training facility in the country. The facility is managed by the Epsom trainers society. There are 11 trainers who use the facility, including Simon Dow and Laura Mongan (the only female trainer at Epsom). The area is served by the Epsom Downs railway line as well as Tattenham Corner railway station, which is where the Queen alights from the British Royal Train on
Tattenham Corner line Railway at 660 V DC in March 1928, and later upgraded to 750 V DC by British Rail post-war. The line is now part of the Thameslink, Southern and Great Northern franchise. In May 2011 Smitham station was officially renamed , following a public vote on a new name for the station. The line diverges eastwards from the Brighton Main Line at Purley. It immediately splits from the Caterham Line and passes below the Brighton line. It then runs close to the Brighton line as far as Coulsdon Town, after which it turns westwards and follows the Chipstead Valley, eventually