SANDWICHED IN: Tanzania. Take a visual journey to the East African country of Tanzania during this fascinating slide-illustrated lecture. The name Tanzania is derived from the two nations of Tanganyika and Zanzibar which before 1964 were separate territories. Learn about the people, wildlife and the landscape of this exciting nation as photographer Roni Chastain shares images and stories of her recent journey to remote areas of Tanzania. 12:10 p.m.