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One can see tourist buses at every turn in Barcelona (see the photo), by which one can go sightseeing around the city. According to Yerevan City Hall, the tourists will be able to travel around our capital by buses like these. But what are they going to see? The oldest building to show to a tourist travelling in downtown Yerevan would probably be the Opera building. However, the guide will necessarily mention that Yerevan is already 2793 years old.