Last Friday Ikea opened the doors of two pop-up stores; one in the centre of Madrid (Rastro) and the other one in Barcelona (Born). The initiative aims to boost the image of the brand, that is celebrating its arrival to Spain 20 years ago. As expected, the team at PopPlaces.com couldn't miss a thing so we showed up minutes before the opening of the little shop at the Born district (Barcelona). Don't worry, we will tell you all the details!   We started our day at the Born, one of the most attractive neighbourhoods of the city. We didn't have to reach