Once the heart of one of the most powerful civilizations in the Neolithic Age, Athens is dominated by colossal architectural feats of the ancient past, from the Acropolis to the Temple of Olympian Zeus. However, the neighborhoods and backstreets of Athens reveal a delightfully modern and laidback energy, with lively urban restaurants and edgy galleries, set against relics of a bygone era. Those seeking respite from the bustle can take a stroll down its gleaming coastline.