Take the Tree Tunnel to get to Koloa and Poipu from the islands east side. Roll down the windows and breathe the heady, spicy fragrance. A native of Australia, the robustus is one of 50 eucalyptus species introduced into Hawaii for reforestation, timber, medicine and floral arrangements.
Koloa boasts being the states oldest plantation settlement. Theres a line of shops and restaurants in remodeled sugar plantation buildings. Poke around at the Koloa History Center, open 9 a.m.-9 p.m. daily next to the Salvation Army Church. An outside directory details the layout of historical buildings and landmarks.