Sava River Bridge in Serbia

Sava River Bridge | Serbia

fuel lines

Defense Fuel Supply Point | US

Interior view of Channel Tunnel connecting UK and France

Channel Tunnel | UK and France

Airport control tower in Mariscal Sucre International Airport in Quito, Ecuador.

Mariscal Sucre International Airport | Ecuador

Completed Clayton Street Bridge

Clayton Street Bridge Replacement | US

Sheikh Zayed Tunnel, Abu Dhabi, UAE

Sheikh Zayed Tunnel | UAE

Architectural rendering of King Abdullah Financial District Metro Station exterior in Riyadh, Saudi Arabia

Riyadh Metro | Saudi Arabia

View of Baltimore waterfront

City of Baltimore Sanitary Sewer | US

Engineers inspect sewer using photographic equipment

Baltimore County Sewer System | US

refueling plane

Fort Campbell Fuel Ops | US

airplane on airfield

Fort Bragg Fuel Ops | US

Camp Lejeune COCO and GOCO

Camp Lejeune Fuel Ops | US

Second Algiers Ring Road in Serbia

Second Algiers Ring Road | Algeria

aerial view of Afghanistan road

AIRP | Afghanistan

Rendering of aerial view of new Jomo Kenyatta Airport terminal, shaped like an elongated X.

Jomo Kenyatta International Airport | Kenya