The Farnese Bull weighs seventeen tons and stands taller than three men — carved from a single block of Carrara marble in the second century, it anchored a cardinal's Roman palazzo before Napoleon's troops hauled it to Naples in 1826. Today it presides over the ground floor of the Naples National Archaeological Museum, which holds the world's most complete survey of Greco-Roman sculpture and the largest trove of objects recovered from Pompeii and Herculaneum. Founded in 1777 by Ferdinand IV of Bourbon to house his family's antiquities, the museum occupies a sixteenth-century cavalry barracks remodeled by architect Ferdinando Fuga. Its galleries span three floors and ninety rooms, yet the institution remains undersold in the global tourism circuit — a function of Naples's gritty reputation and the magnetic pull of Pompeii itself, twenty kilometers south. What distinguishes the Naples National Archaeological Museum tour from a simple walk through ruins is the presence of context. The carbonized papyri from the Villa of the Papyri, the Alexander Mosaic's million tesserae depicting the Battle of Issus, the Secret Cabinet's erotic frescoes — these require decoding. Expert-led experiences translate iconography, trace provenance, and connect objects to the daily rhythms of ancient Campania. A guided visit solves the museum's central problem: its collections are vast, its labels are terse, and the floor plan confounds first-time visitors. The Farnese Collection dominates the sculpture galleries — Hercules, Flora, Atlas — each piece a Renaissance trophy later absorbed into Bourbon patrimony. Upstairs, the mezzanine houses the finest mosaics and frescoes lifted from Pompeii's House of the Faun and Villa of the Mysteries. The top floor holds the numismatic collection, Etruscan bronzes, and Egyptian artifacts acquired during Naples's brief Napoleonic interlude. The museum closes Tuesdays and opens at nine most other days, with last entry ninety minutes before closing. General admission costs twenty euros, but Naples National Archaeological Museum tour tickets bundled with expert narration or audio guides often include skip-the-line privileges during peak spring and autumn months. The building's neoclassical restraint contrasts with the sensory overload inside — crimson-walled galleries, marble torsos arranged in silent procession, glass cases holding gold earrings and bronze strigils still bearing the patina of Vesuvian ash.