Stroll through the museum and learn about Southwest Florida's natural history. Various amphibians and arthropods are also on display. Monday-Saturday 9 am-5 pm, Sunday 11 am-5 pm. Guided nature walks daily at 12:30 pm, as well as lectures and talks. US$9 adults, US$6 children ages 3-12. 3450 Ortiz Ave., Fort Myers. Phone 239-275-3435. http://www.calusanature.com.