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

Fragment with wall painting, 1st category remains, from San Salvatore a Campi, Perugia, Italy

Fig.20_1st category

Al-Matbakh al-ʿAjami: ensemble of parts, general ground floor plan

Al-Matbakh al-ʿAjami: ensemble of parts, general ground floor plan

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

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

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

Tower north of Bab Antakiya. Condition after partial collapse

Fig.41-c_Rubble management_Partial collapse of façade in 2019

Aramaic inscription on the western altar, al-Karasi

Aramaic inscription on the western altar, al-Karasi

Carved and ornamented masonry, 1st category remains, in portal of Ujkhan, Aleppo, Syria

Fig.18-b_securing fallen remains

Bayt Junblat, ground plan

Bayt Junblat, ground plan

Bayt Junblat, southern iwan, section east-west

Bayt Junblat, southern iwan, section east-west

Bayt Wakil, section drawing of the hall facade

Bayt Wakil, section drawing of the hall facade

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

Colossal basalt lion, ʿAyn Dara Temple

Colossal basalt lion, ʿAyn Dara Temple

A photo showing tomb towers, part of modern city and the oasis

A photo showing tomb towers, part of modern city and the oasis

Basalt orthostats on the western side of ʿAyn Dara Temple

Basalt orthostats on the western side of ʿAyn Dara Temple

Basalt sphinx at the main entrance of ʿAyn Dara Temple

Basalt sphinx at the main entrance 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

ʿAyn al ʿArus, Stone arcades

ʿAyn al ʿArus, Stone arcades

Palm trees in Palmyra oasis

Palm trees in Palmyra oasis

Excavation work, Madinat al-Far

Excavation work, Madinat al-Far

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, section drawing of the northern iwan

Bayt Junblat, section drawing of the northern iwan

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

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

Tall Abyad, Historical watermil of ʿAyn al ʿArus

Tall Abyad, Historical watermil of ʿAyn al ʿArus

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

View of a group of monumental buildings in Palmyra, Theater, Agora

View of a group of monumental buildings in Palmyra, Theater, Agora

Palm groves

Palm groves