The building was originally built to seat an audience of 10,000 .
The building was originally was commissioned by then First Lady Imelda Marcos in 1974 for the Miss Universe Pageant , which was to be held in Manila .
The building was originally built to seat an audience of 10,000 and was commissioned by then First Lady Imelda Marcos in 1974 for the Miss Universe Pageant , which was to be held in Manila .