preparation of hand drawn layer map, sangam port map, korkai paleo channels map, nambi river sketch map, digital drawn of sivakalai map of size 7’ x 9,6” and creation of various lidar maps 20 nos with different geoprahical themes as a part of display at porunai museum tirunelveli district; 1 hand-drawn layer map of adichanallur size: 7’x9’6”; drawn on archival canvas using waterproof pigment ink, watercolor; shows archaeological trench stratigraphy, artifact zones, and chronological sequences. 2 hand-drawn map of sangam port large-scale interpretive map of ancient port systems and maritime routes; hand-drawn using topographic techniques on archival paper with shaded relief and trade paths. includes legend and scale - size: 7’x9’6” 3 hand-drawn map of korkai paleo channels detailed paleo-hydrological map indicating extinct river courses, archaeological sites, and terrain evolution. waterproof ink and pastel shading over fine-grain archival media. high-contrast layering and hydrographic lines. - size: 7’x9’6” 4 hand-drawn map of nambi river visualizes course of nambi river with relation to ancient habitation. includes terrain lines, human settlement symbols, and historical overlays. - size: 7’x9’6” 5 digital cultural sequence map of sivagalai gis-integrated vector artwork designed in illustrator; printed on matte museum-quality paper; resolution 300 dpi minimum; includes cultural phase color bands, excavation markers, and multilingual legend. size: 7’x9’6” 6 thematic lidar maps (20 nos.) high-resolution (300 to 600 dpi) maps based on processed lidar data taken before excavation of the site (dem & dtm); printed on tear-proof synthetic paper or matte 200 gsm paper; themes include elevation, paleo-channels, geomorphology and soft copy in tiff format. various size including a1 with legends, grids, bilingual text.