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Royal Stoa On the west side, lying just south of the Panathenaic Way, are the remains of the Royal Stoa (Stoa Basileios), one of the earliest and most important of the public buildings of Athens (Figs ... Royal Stoa On the west side, lying just south of the Panathenaic Way, are the remains of the Royal Stoa (Stoa Basileios), one of the earliest and most important of the public buildings of Athens (Figs. 61, 62). ... Reconstruction of the Royal Stoa, as it would have appeared in ca. 300 B.C. ... The remains of the Royal Stoa, view from the south.