Shadows-on-the-Teche is an American 3,750 square feet (348 m2) historic house, garden, and cemetery. Formerly a working sugar cane plantation with enslaved labor, it is located in New Iberia, Louisiana, United States. Built in 1834 for planter, David Weeks (1786–1834) and his wife Mary Conrad Weeks (1797–1863). The property is also home to the Shadows-on-the-Teche cemetery. This is a National Historic Landmark since 1974 and is currently owned and operated by the National Trust for Historic Preservation.