Looking back at the civilizations of antiquity and more recent past would reveal the fact that architecture in its physical form is utilized to express the sovereignty of rulers of the time may they be emperors or clergymen. Architecture, through the ages, served the purpose to select few and the architect inspired to give structures their personality by developing idioms of 'designing and styles to meet the needs of the day. The architectural evolution moved through the era of ornamentation to greater balance of aesthetics and functional requirements. Machine and materials enhanced the vocabulary of forms to meet the challenges.