Welcome to Duuvall! And with that, welcome to the LARGEST city in area in the Continental United States—Jacksonville. And with that, welcome to the Timucuan Ecological and Historical Preserve, a 46,000-acre piece of paradise that many outside of Jacksonville—and probably some that live within the county/city limits—do not know exist. To some, Jacksonville is a… Continue reading 7. Duval County: Timucuan Ecological and Historical Preserve, and St. Johns River Ferry