Whether you're interested in science or just fishing in the ponds near the buffalo herd you're welcome at Fermilab. Take a self-guided tour of the laboratory, the Art Gallery and science and educational displays. View the grounds from the 15th floor observation area. Visitors may also visit the Lederman Science Center. Performing arts and lectures. Groups welcome by appointment. Public tours are offered every Wednesday at 10:30 a.m. and as part of the Ask-a-Scientist event on the first Sunday of each month.