Damascus,Umayyad Mosque, pigeons in the courtyard

Damascus,Umayyad Mosque, pigeons in the courtyard

Detail: Corinthian capital of a column of the former conch (Aleppo, Madrasa al-Hallawiyya)

Detail of capital

Close-up view at entrance portal of a building from early 20th. ct.

Close-up image

Collapse of a façade, by overturning, favored by cracking in wall plane, San Salvatore a Campi, Perugia, Italy

Fig.17-c_Collapse of a façade

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

Fig.43_Protective tarpaulin of outer walls

Survey of geometry of accumulated rubble, San Salvatore a Campi, Perugia, Italy

Fig.04_measurable rectified drone photography

Drawing of geodetic grid over geometry of accumulated rubble, San Salvatore a Campi, Perugia, Italy

Fig.10_geodetic grid over rubble heap

Jamiʿ (mosque) al-Hanabila, courtyard and ablution fountain

Jamiʿ (mosque) al-Hanabila, courtyard and ablution fountain

Bayt Wakil, iwan - decoration above a room's door

Bayt Wakil, iwan – decoration above a room’s door

Bayt Wakil, iwan

Bayt Wakil, iwan

Al-Khusrawiyya, ground floor plan of 1998

Al-Khusrawiyya, ground floor plan of 1998

Jamiʿ Aslan Dada, entrance of the additional prayer hall (al-Hijaziyya)

Jamiʿ Aslan Dada, entrance of the additional prayer hall (al-Hijaziyya)

Khan al-Hibal, general plan

Khan al-Hibal, general plan

(Bath) Hammam ʿAbd al-Basit - plan

(Bath) Hammam ʿAbd al-Basit – plan

Al-Madrasa al-ʿUmariyya al-Kubra - view from the south

Al-Madrasa al-ʿUmariyya al-Kubra – view from the south

Al-Madrasa al-ʿUmariyya al-Kubra - southern arcade

Al-Madrasa al-ʿUmariyya al-Kubra – southern arcade

Jamiʿ (mosque) ash-Shaykh Muhyi ad-Din Ibn ʿArabi, seen from Friday's suq

Jamiʿ (mosque) ash-Shaykh Muhyi ad-Din Ibn ʿArabi, seen from Friday’s suq

Ash-Shaykh Hasan Mausoleum

Ash-Shaykh Hasan Mausoleum

Survey of geometry of accumulated rubble, San Salvatore a Campi, Perugia, Italy

Fig.04-c_Contour lines of a digital terrain model

Jamiʿ(mosque) al-Hanabila - north-south section with the prayer hall, courtyard, and the minaret

Jamiʿ(mosque) al-Hanabila – north-south section with the prayer hall, courtyard, and the minaret

Jamiʿ (mosque) al-Hanabila - plan

Jamiʿ (mosque) al-Hanabila – plan

Several plans of masuoleums (turba) in Damascus

Several plans of masuoleums (turba) in Damascus

Survey of geometry of accumulated rubble, San Salvatore a Campi, Perugia, Italy

Fig.04-b_contour lines over rectified photograph

Khan al-Jumruk, drawing of the interior facade of the Khan's entrance

Khan al-Jumruk, drawing of the interior facade of the Khan’s entrance

Kitbugha mausoleum on the foot of Qasyun mountain

Kitbugha mausoleum on the foot of Qasyun mountain

The avenue "Between the Schools"

The avenue “Between the Schools”

Jamiʿ (mosque) al-Hanabila, inscription

Jamiʿ (mosque) al-Hanabila, inscription

(Dome) Qubbat as-Sayyar on Qasyun mountain

(Dome) Qubbat as-Sayyar on Qasyun mountain

Jamiʿ (mosque) al-Hanabila - courtyard and ablutions basin

Jamiʿ (mosque) al-Hanabila – courtyard and ablutions basin

ash-Shaykh Khalid an-Naqishbandi mausoleum on the foot Qasyon mountain

ash-Shaykh Khalid an-Naqishbandi mausoleum on the foot Qasyon mountain