Basilica Cistern, Istanbul, Turkey
Basilica Cistern, Istanbul, Turkey.
Roman hypocaust, Phaselis, Turkey
Ponte Vecchio, Florence, Italy
Turkey, Istanbul, Underground interior of Basilica Cistern
Hagia Sofia, Istanbul, Turkey
Turkey, Istanbul, Head of Medusa inside Basilica Cistern
Underground Water Cistern, Herodium
Bridge by Gustave Eiffel, Vietnam
Mesopotamian ziggurat, illustration
Polished gneiss axe
Stone polished axe
Cube of Zoroaster, Naqsh-e Rustam, Iran
Yazd Mosque tiles, Iran
Clay village, Iran
Turkey, Izmir Province, Selcuk, Columns in ancient ruins of Basilica of Saint John
Turkey, Izmir Province, Selcuk, Ancient ruins of Basilica of Saint John
Liquid hydrogen storage at KSC.
Roman coin analysis
Neolithic arrow head
Neolithic winged arrow head
Neolithic winged arrow head in carved stone
Polished basalt axe
Neolithic stone tool
Triangular polished axe
Ancient Greek architectural columns
Stone tool
The Pool of Arches, Ramla, Israel
Mackinac Bridge, Michigan, USA
The byzantine Basilica Cistern, Istanbul, Turkey
Building the Manhattan Bridge
Transportation infrastructure
Electricity pylon
Turkey, Istanbul, indoor view of Basilica Cistern
Interior of the Basilica Cistern;Yerebatan Sarayi;Istanbul Turkey
Khettaras, Moroccan desert
Blocked khettara shaft, Moroccan desert
Khettara shaft, Moroccan desert
Blue Mosque, Istanbul, Turkey
Storage silos in Blyth Harbou
Batteries isolated on a white background
transportation of spare parts for car factory. transportation of spare parts for car plant
Moche Temple of the Moon, Peru
Moche Temple of the Sun, Peru
Heckington Windmill, UK
Crystal Palace after the Great Exhibition of 1851
Ralph Modjeski, Polish-US bridge engineer
HEPA air filter system
Food in a pantry
Precision measuring machine
Neolithic hand axes
Basalt throat axe
Spatula axe
Polished stone axe with spatula
Stone throat axe
Neolithic axe with a basalt throat
Basalt throat of an axe
Neolithic axe with three digits
Hydrogen fuel cell
Cliffs Shaft Mine Museum, Michigan, USA
Turkey, Istanbul, Interior of Basilica Cistern
Turkey, Izmir Province, Selcuk, Doorway in ancient ruins of Basilica of Saint John
Prehistoric granary and threshing floor, Israel
Sieving at excavations at La Draga Neolithic site
Graphic tablet and stylus on office desk
Tudor chimneys with satellite dish
Pyramids, Ancient Egypt, artwork