Harvey Jones suggests you don't buy these investment trusts until you have read this. : Don’t be fooled by the name. Scottish Investment Trust (LSE: SCIN) is an £867m international fund that invests all over the world, although it is based in Edinburgh. This specialist global trust was formed in 1887 to give investors an efficient way to invest around the world, which gives you an enduring platform on which to build your retirement portfolio. It is around 35% invested in North America, 25% in the UK, 15% in Europe, 10% in Japan and 5% in the rest of Asia Pacific.