A colossal post-apocalyptic imperia...

A colossal post-apocalyptic imperial citadel built like an artificial mountain, combining Roman, Greek, Renaissance, Baroque, and monumental neoclassical architecture with subtle futuristic eco-technology. The structure should rise in many enormous symmetrical tiers. Begin with a massive fortified base of pale weathered stone, containing cyclopean arches, defensive walls, deep vaulted gateways, aqueducts, and gigantic staircases. Above this base, stack increasingly elaborate terraces filled with colonnades, loggias, courtyards, gardens, temples, towers, and domed halls. The main central axis should be extremely grand. A huge processional staircase climbs from the lower gate through several plazas toward an enormous triumphal entrance. Monumental statues of robed guardians, lions, eagles,