Rubble management, removal of rubble infill between stones within one geodetic grid field, Frauenkirche (church), Dresden, Germany

Fig.44_removal of rubble infill, using a suction tube

Covering rubble infill, protective tarpaulin of outer walls, San Salvatore a Campi, Perugia, Italy

Fig.43_Protective tarpaulin of outer walls

Reconstruction (drawing) of the missing part of the main façade of the fortified tower north of Bab Antakiya, Aleppo, Syria

Fig.41-b_Marking missing stones after partial collapse

Rubble from modern material, 3rd category remains, in Goldsmith bazaar lane, Aleppo, Syria

Fig.22_3rd category

Al-Matbakh al-ʿAjami, eastern Qaʿa, section north-south, view to east

Al-Matbakh al-ʿAjami, eastern Qaʿa, section north-south, view to east

View of the roofs of houses in the old city of Aleppo

View of the roofs of houses in the old city of Aleppo

Bayt Junblat, southern iwan, section east-west

Bayt Junblat, southern iwan, section east-west

Turbat Khaʾirbak (mausoleum), section from the interior (the courtyard)

Turbat Khaʾirbak (mausoleum), section from the interior (the courtyard)

Basalt sphinx at the main entrance of ʿAyn Dara Temple

Basalt sphinx at the main entrance of ʿAyn Dara Temple

Carved and ornamented stones, 1st category remains, from portal of Ujkhan, Aleppo, Syria

Fig.18-c_Carved and ornamented stones

Bayt Junblat, section drawing of the northern iwan

Bayt Junblat, section drawing of the northern iwan

Bayt Junblat, section drawing of the southern iwan of the inner courtyard (juwwani)

Bayt Junblat, section drawing of the southern iwan of the inner courtyard (juwwani)

Bayt Junblat, ground plan

Bayt Junblat, ground plan

Bayt Wakil, section drawing of the hall facade

Bayt Wakil, section drawing of the hall facade

ʿAyn al ʿArus, Stone arcades

ʿAyn al ʿArus, Stone arcades

Western and eastern altars which are fully preserved, al-Karasi

Western and eastern altars which are fully preserved, al-Karasi

The eastern altar, al-Karasi

The eastern altar, al-Karasi

Aramaic inscription on the western altar, al-Karasi

Aramaic inscription on the western altar, al-Karasi

Colossal basalt lion, ʿAyn Dara Temple

Colossal basalt lion, ʿAyn Dara Temple

Basalt orthostats on the western side of ʿAyn Dara Temple

Basalt orthostats on the western side of ʿAyn Dara Temple

Yabrud: Outer wall of the Greek Orthodox church "Konstantin and Helena", which once belonged to a temple

Yabrud: Outer wall of the Greek Orthodox church “Konstantin and Helena”, which once belonged to a temple

Tourist camels, Palmyra

Tourist camels, Palmyra

Palm trees in Palmyra oasis

Palm trees in Palmyra oasis

Al-Kilaniyya neighborhood in Hama

Al-Kilaniyya neighborhood in Hama

Tall Abyad, Historical watermil of ʿAyn al ʿArus

Tall Abyad, Historical watermil of ʿAyn al ʿArus

View to the south from the battlements of the citadel to the city in 1916

View to the south from the battlements of the citadel to the city in 1916

Salt flats for salt production west of Jabal Jabisa (Jabisa mountain)

Salt flats for salt production west of Jabal Jabisa (Jabisa mountain)

Palmyra, Hadrian’s Arch, , 3rd century A.D., view from south at the entrance to colonnaded street

Palmyra, Hadrian’s Arch, , 3rd century A.D., view from south at the entrance to colonnaded street

ʿAyn Dara Temple, Colossal basalt lion

ʿAyn Dara Temple, Colossal basalt lion

A general view of a part of monumental buildings

A general view of a part of monumental buildings