" having it in your house?" to me, it'sjust my granddad. 100 miles back up the road is belfast, northern ireland's capital city. during the troubles, it was the scene of many brutal attacks and killings but also, is where some talks were held and the good friday agreement signed. today, it's a modern city, attracting tourists from all over the world who want to learn about its past and the peace process. but in some areas of the city, like here in west belfast, where walls that separate the two sides of the community tower over houses — and, in some cases, run through people's back gardens — peace isn't something that's a certainty. siren wails. shouting. just two years ago, riots broke out by the peace line at lanark way. police officers were attacked, petrol bombs thrown and a bus was set on fire. police said paramilitary organisations were likely to have been involved. it's a different picture