KAYAK THE KEY
Happen upon tropical fish, sea stars and spotted eagle rays by kayak on a guided tour of the shallow waters of Bear Cut Preserve. First-time kayakers and snorkelers welcome. 9:30 a.m.-1 p.m. Daily event. Crandon Park Visitors and Nature Center, 6767 Crandon Blvd., Key Biscayne. $70. Details: (305) 365-3018 or www.miamidade.gov/ecoadventures/kayak'snorkel'sea.asp. NIGHT BY THE BAY
Take a nighttime hike through the Deering Estate and see what wakes after the sun goes down. 7-9 p.m. Deering Estate at Cutler, 16701 SW 72nd Ave., Palmetto Bay. $5-$10. Details: (305) 235-1668 or www.deeringestate.org.
The Bayfront Park Management Trust hosts free weekly yoga classes downtown. 6-7:15 p.m. Mondays and Wednesdays. 9-10:15 a.m. Saturdays. Bayfront Park, 301 N Biscayne Blvd., Miami. Details: (305) 358-7550 or www.bayfrontparkmiami.com.