Tirunelveli the penultimate southern most district of Tamil Nadu, is described as a microcosm of the State, owing to its mosaic and diverse geographical and physical features such as lofty mountains and low plains, dry Teri structures, rivers and cascades, seacoast and thick inland forest, sandy soils and fertile alluvium, a variety of flora, fauna, and protected wild life.
Thenpandiyanadu of the early Pandyas, Mudikonda Cholamandalam of the Imperial Cholas, Tirunelveli Seemai of the Nayaks, Tinnevelly district of the East India Company and the British administration and Tirunelveli district of Independent India became Nellai-Kattabomman district on its bifurcation in 1986 and subsequently was christened as Tirunelveli-Kattabomman district.