The Six Mile Cypress Slough Preserve, located near Fort Myers, Florida, is a 3,500-acre wetland that filters rainwater on its route to Estero Bay. A 1.2-mile boardwalk route, interpretive center, and amphitheater are all part of the preserve. The slough is a nine-mile-long, one-third-mile-wide wildlife corridor that allows animals to migrate safely within the city limits of Fort Myers. The slough drains a 57-square-mile watershed. The boardwalk at Six Mile Cypress Slough Preserve is open year-round from dawn to night. Tuesday through Sunday, the Interpretive Center is open from 10 a.m. to 4 p.m. The parking price is $1 per hour per vehicle, with a daily limit of $5. This location accepts Lee County Annual Parking Stickers.