Mari (Tall Hariri), a side of the architectural remains

Mari (Tall Hariri), a side of the architectural remains

Afamiya, remains of the colonnaded street (Cardo Maximus)

Afamiya, remains of the colonnaded street (Cardo Maximus)

Al-Madrasa al-Hallawiyya, entrance - Zengid inscription in Naskhi script

Al-Madrasa al-Hallawiyya, entrance – Zengid inscription in Naskhi script

Al-Madrasa al-Hallawiyya, entrance - Zengid inscription in Naskhi script

Al-Madrasa al-Hallawiyya, entrance – Zengid inscription in Naskhi script

An aerial view of Ibn Maʿn's castle located on one of the highest mountains of Palmyra

An aerial view of Ibn Maʿn’s castle located on one of the highest mountains of Palmyra

Salah ad-Din Castle, the massive castle wall with a tower on the vertical rocky edge

Salah ad-Din Castle, the massive castle wall with a tower on the vertical rocky edge

Maʿlula, traditional hillside houses with galleries opening to the valley during the 1960s

Maʿlula, traditional hillside houses with galleries opening to the valley during the 1960s

Monastery of St. Simeon Stylites, late 5th-early 6th c., Exterior of sanctuary of east basilica (apse from exterior)

Monastery of St. Simeon Stylites, late 5th-early 6th c., Exterior of sanctuary of east basilica (apse from exterior)

Remains of arches belonging to the entrance of Jupiter temple

Remains of arches belonging to the entrance of Jupiter temple

As-Safira, an old thresher for shearing straw (darrasa)

As-Safira, an old thresher for shearing straw (darrasa)

View of Masyaf Castle

View of Masyaf Castle

General view of Masyaf Castle

General view of Masyaf Castle

Monastery of St Simeon Stylites, the baptistery

Monastery of St Simeon Stylites, the baptistery

Monastery of St Simeon Stylites - Jabal (mountain) Samʿan

Monastery of St Simeon Stylites – Jabal (mountain) Samʿan

Monastery of St Simeon Stylites, Narthex of south basilica (south façade of church)

Monastery of St Simeon Stylites, Narthex of south basilica (south façade of church)

Remains of the Jupiter temple in Damascus

Remains of the Jupiter temple in Damascus

Church of Saint Simeon Stylites is composed of four churches forming a cross

Church of Saint Simeon Stylites is composed of four churches forming a cross

In the chruch Saint Simeon Stylites, 5th century AD

In the chruch Saint Simeon Stylites, 5th century AD

ar-Rusafa, general view of Basilica B, cisterns and city wall

ar-Rusafa, general view of Basilica B, cisterns and city wall

ar-Rusafa, Capital on the interior façade of the North Gate,

ar-Rusafa, Capital on the interior façade of the North Gate,

ar-Rusafa, Basilika A, view from west of the bema and the apse

ar-Rusafa, Basilika A, view from west of the bema and the apse

Baalshamin Temple (2nd c AD), view from north west

Baalshamin Temple (2nd c AD), view from north west

Ar-Rusafa, Basilica A

Ar-Rusafa, Basilica A

Baalshamin Temple, view from east

Baalshamin Temple, view from east

Exterior view of Qalʿat Arwad (citadel)

Exterior view of Qalʿat Arwad (citadel)

Raqqa, enclosure wall and arcade of al-Jamiʿ al-ʿAtiq (Great Mosque)

Raqqa, enclosure wall and arcade of al-Jamiʿ al-ʿAtiq (Great Mosque)

Aerial view of Qalʿat Ibn Maʿn (castle) from the west

Aerial view of Qalʿat Ibn Maʿn (castle) from the west

Courtyard of the Great Mosque, Hama

Courtyard of the Great Mosque, Hama

Baalshamin Temple, general view from southeast, Qalat Ibn Maan in background

Baalshamin Temple, general view from southeast, Qalat Ibn Maan in background

Courtyard of the Great Mosque, Hama

Courtyard of the Great Mosque, Hama