Hadrians Wall with civilian gate, a unique feature, and Housesteads Fort, Northumbria, England, United Kingdom, Europe

Bath house in settlement area, probably for civilian use, in Roman fort at Vindolanda, UNESCO World Heritage Site, Northumbria, England, United Kingdom, Europe

Gulu Airport is a civilian and military airport in northern Uganda. There are limited facilities at the airport an no creature comforts as illustrated by one of the Airport's buildings. Gulu Town, Uganda, East Africa

Place Saint-Lambert, Palais des Princes-Eveques, the Episcopal Palace in Liege, the largest Gothic civilian building in the world, now provincial palace and court, Wallonia, Belgium, Europe

Avro Regional Jet RJ 100 from the Swiss International Air Lines AG

Place Saint-Lambert, Palais des Princes-Eveques, the Episcopal Palace in Liege, the largest Gothic civilian building in the world, now provincial palace and court, Wallonia, Belgium, Europe

Airbus A320-214 from the Swiss International Air Lines AG

Airbus A340-313 from the Swiss International Air Lines AG

Palais des Princes-Eveques, the Episcopal Palace in Liege, the largest Gothic civilian building in the world, now provincial palace and court, Wallonia, Belgium, Europe

Palais des Princes-Eveques, the Episcopal Palace in Liege, the largest Gothic civilian building in the world, now provincial palace and court, Wallonia, Belgium, Europe

Aerial photograph of the civilian cemetery of Holon in the southern Dan Metropolis, Israel