HOUSTON PARKS & OUTDOORS NO FURTHER A MYSTERY

From the nineteen sixties, Ny and L.A. have been by now large metropolises, but Houston was a humble outpost of around one million. Considering that then, aided by the ubiquity of vehicles and air-conditioning, its population has leapt by an average of twenty percent each decade, surging to in excess of 4 million inhabitants in Harris County and 6