They queued patiently down the street, some showing up in coaches or stretch limousines. 70 per cent of the people coming through today are from outside Colorado. We even had a few Brits. The tourists were descending for 4/20 otherwise known as World Weed Day. Origins of this annual stoner celebration are hazy, but it is the first such occasion since Colorado became known as Americaamp;rsquo;s Amsterdam. On Jan 1 the state opened shops that legally sell cannabis to anyone aged over 21, paying hefty taxes on the profits to the state government. Falling as it does this year on Easter Sunday the event was also inevitably labelled the holy day of pot. While millions across America went to church an estimated 80,000 people were gathering in Denveramp;rsquo;s Civic Center Park for the self billed biggest cannabis rally in history. T-shirts saying amp;ldquo;What would Jesus have smoked?amp;rdquo; were on sale. - The Telegraph