1. Geography and Spatial Planning Research Centre (CEGOT), University of Porto, 4099-002 Porto, Portugal
2. Communication and Society Research Centre (CECS), University of Minho, 4710-057 Braga, Portugal
3. Institute for Social Sciences, Entrepreneurship and Tourism (ISCET), Geography and Spatial Planning Research Centre (CEGOT), 4050-180 Porto, Portugal
4. Centro de Investigação Gallaecia, Universidade Portucalense, 4200-072 Porto, Portugal
5. Worst Tours, 4050-313 Porto, Portugal