Join Carlos Ausejo and Preston Sowell at the CU Museum of Natural History on Dec. 2, at 7 p.m. as part of the free AIA Lecture Series as they present findings from their 2015 archaeological land and underwater reconnaissance expedition to Laguna Sibinacocha, located at 16,000 ft. in the cordillera Vilcanota range of southern Peru. Explore pre-Hispanic artifacts and architectural features that were in use from pre-ceramic to colonial times including utilized rock shelters and a possible burial site.