Halloween</b><br><br>See a scarier side to London this Halloween, with our guide to the spookiest things to do in the capital on and around 31 October<br><br><a href="http://www.visitlondon.com/things-to-do/event/7038642-halloween-in-london#T5fj1TX3OxbRdlDf.97" title="Visit London for Halloween">From haunted venues and bone-