Complex sentence: Park access is through Back Bay National Wildlife Refuge, and is limited to hiking, bicycling or boating, however, the park also offers tram and beach crawler (known as the Terra Gator) transportation for day visitors during certain seasons.
Split into simpler sentences: Park access is through Back Bay National Wildlife Refuge, and is limited to hiking, bicycling or boating. The park also offers tram and beach crawler (known as the Terra Gator) transportation for day visitors during certain seasons.