- Where is Calibre located?
- Calibre is in Douro, Portugal (The region stretches along the Douro River, starting about 60 miles inland from Porto., Rick Steves Europe, +1, Key Points in the Douro Region:, Peso da Régua: Often considered the heart/capital of the Douro wine region., Pinhão: A central town in the heart of the valley., Porto (Oporto): Where the river meets the Atlantic, with coordinates 41°09′00″N 8°36′39″W., Wikipedia).