Group: Civil Engineering

Roman aqueduct (1st century bC).

Roman aqueduct (1st century bC).

Overview to River Douro, Stone Bridge and Iron Bri…

Saint Lazarus Aqueduct (1st century).

Albarregas River, Roman Bridge and Miracles Aquedu…

Miracles Aqueduct.

Bridge at Karapiro.

Christ Convent and Pegões Aqueduct.

agp - T3 [5 of 7]

CPM - Malmesbury Tower

glo[16] - City Library

CLW - The Library

Hoover Dam, Nevada (to left) and Arizona (to right…

Anderson Ranch Dam, Idaho

River Guadiana and road bridge.

Drum mixer

351

Dumbarton Bridge, California

Watching the Barge leave

CAS - sal : Caen Hill locks [1 of 2]

Bridge building

More bridgeworks

Bidwell Bar suspension bridge

Golden Gate Bridge

Going north.

Aqueduct of Pontcysyllte (1805).

Oregon City Municipal Elevator

I.B. Perrine Bridge