View of the Tetrapylon in Palmyra, Syria, an ancient Roman monument featuring four groups of tall columns topped with ornate capitals and lintels. The structure stands amid a vast expanse of ruins, with additional colonnades and remnants of buildings visible in the background. The scene is illuminated by natural light under a clear blue sky, emphasizing the grandeur of the archaeological site.

Palmyra; Tetrapylon exterior, procession relief. Date of photograph: 1977. Image and original data provided by Sheila S. Blair and Jonathan M. Bloom.