A post shared by Morgan’s Wonderland (@morganswonderlandtexas) on Jun 14, 2017 at 4:43pm PDT America’s first ultra-accessible waterpark has just opened its doors to the public on Saturday. The $17 million San Antonio waterpark, Morgan’s Inspiration Island, has dozens of features that make it the most handicap-accessible park in the country. style=”display:inline-block;width:300px;height:250px” data-ad-client=”ca-pub-8420654331411867″ data-ad-slot=”1313712966″> The park,…