Shadows-on-the-Teche is an old plantation house at 317 E. Main St., New Iberia, Louisiana. It was built in 1833-34. Original owners David and Mary Weeks were rich growers of sugarcane. They owned four plantations. The house is Greek Revival in style. A portico of eight columns supports a second floor verandah. The house is made of bricks. The interior was originally furnished with Federal-style and Empire-style furniture imported from the East Coast. The house was built on the edge of one of Weeks's sugarcane plantations. It was designed for social life and entertaining. The house was said to be the third brick house built on Bayou Teche.