As Manila grew in the 19th century, the lands of Santa Mesa and the nearby areas have become home to prominent families of the era. One of them was the Tuasons, the forebears of the First Gentleman himself, Mike Arroyo. These properties eventually were donated or placed on rent as Manila was continuously expanding outwards and more people coming in to live in the city. At the same time, the sport of horse racing began to take hold of Manila’s sporting and recreational scene. From its humble beginnings in 1867, it became so popular that it began to outgrow its original venue at what is now known as R. Hidalgo Street. Coinciding…