The Great Palace Mosaic Museum guards a floor that once belonged to emperors, though almost everything else around it is gone. Beneath the streets behind the Blue Mosque sprawled the Great Palace of Constantinople, a city-within-a-city that ran from the Hippodrome down to the sea. What remains is this pavement, laid in the sixth century to carpet a colonnaded courtyard, and rediscovered only when archaeologists dug beneath a poor quarter in the 1930s. Its subject is startling: no saints, no crosses, but hunters spearing tigers, an elephant gripping a lion in its trunk, children riding camels and shepherds milking goats, a pagan and Hellenistic world set in cubes so small they read like brushstrokes.
You walk today on a raised walkway above the ancient level, looking down as the floor unrolls scene by scene. A dense acanthus border frames it all, faces and masks peering from the leaves. The room stays quiet, often near-empty, though the Blue Mosque and the Arasta Bazaar press in just outside. Down on the pavement, limestone, glass and terracotta still hold their colour after some fifteen centuries. Nothing else of the vanished palace speaks this clearly.