WALKING THE ESTATE
Take a one-and-a-half-mile hike through tropical hardwood forests and across one of the last existing Tequesta Indian burial mounds. 12:30 p.m. Daily. Deering Estate at Cutler, 16701 SW 72nd Ave., Palmetto Bay. Free with park admission. Details: (305) 235-1668 or www.deeringestate.org.
Join Castellow Hammock Nature Center's naturalists for a guided night hike to see what creatures lurk in the park at night. 7-8:30 p.m. 22301 SW 162nd Ave., Aladdin City. $6. Details: (305) 242-7688 or www.miamidade.gov/parks.
The Deering Estate hosts an evening canoe trip across Biscayne Bay to Chicken Key. 7-11 p.m. Deering Estate at Cutler, 16701 SW 72nd Ave., Palmetto Bay. $40. Details: (305) 235-1668 or www.deeringestate.org.
Join Deering Estate naturalists for a nighttime prowl of the estate's grounds and see what comes out after the sun goes down. 7-9 p.m. Deering Estate at Cutler, 16701 SW 72nd Ave., Palmetto Bay. Details: (305) 235-1668 ext. 233 or www.deeringestate.org.
Bayfront Park's Farmer's Market brings fresh produce to the heart of downtown on Thursdays. Vendors sell exotic fruits, organic honey, orchids, herb plants and homemade guacamole as well as organic body-care products, baked goods and ceviche. 11 a.m.-3 p.m. Bayfront Park, 301 Biscayne Blvd., Miami. Details: (305) 358-7550.
The University of Miami hosts a celebration in honor of Charles Darwin's 200th birthday as well as a tour of the John C. Gifford Arboretum. 6 p.m. The University of Miami, 1201 Stanford Drive, Coral Gables. Details: (305) 284-5364 or www.bio.miami/edu/arboretum.
PADDLES AND POLES
Sharpen your fishing skills alongside a kayaking expert during this shallow-water expedition in Biscayne Bay. 7:30 a.m. Castellow Hammock Park, 22301 SW 162nd Ave., Aladdin City. $85. Details: www.miamidade.gov/parks.
Take a walk through old Parrot Jungle's towering banyans with the Historical Museum of Southern Florida's eco-historian Frank Schena and learn about the park's history. 9-11 a.m. Pinecrest Gardens, 11000 Red Road, Pinecrest. $20 members, $25 others. Details: (305) 375-1492 or www.hmsf.org.
Spend a day on Key Biscayne celebrating the Earth and learning how to preserve it. Enjoy such "eco-adventures" as kayaking, tram tours, nature walks, live music, spoken-word performances, green vendors, a kid's corner with hands-on activities and more. 11 a.m. 6767 Crandon Blvd., Key Biscayne. Details: (305) 361-6767 or www.earthfest.us.
Take a trip on the Pelican Island Skipper Pontoon Boat and discover some of South Florida's nature and history. 1:30 p.m. Deering Estate at Cutler, 16701 SW 72nd Ave., Palmetto Bay. $35. Details: (305) 235-1668 or www.deeringestate.org.
YOGA BY THE SEA
The Barnacle Historic State Park is hosting yoga classes. Yoga teaches students to align their breathing with their posture, increasing physical and mental energy. Classes are held on the lawn opposite Biscayne Bay. 6-7:15 p.m. The Barnacle Historic State Park, 3485 Main Hwy., Coconut Grove. $13. Details: (305) 442-6866 or www.floridastateparks.org/TheBarnacle.
The Crandon Golf Club hosts the fourth annual Celebrity/Amputee Golf Classic benefiting Shake-A-Leg Miami, which provides vocational training to wounded veterans, and the CARMA Foundation, which provides aid to children and women in Haiti. The two-day event includes a VIP-pairings party and auction as well as the chance to play with a celebrity or a veteran during the tournament. Ends April 24. Details: (954) 864-2478.