Architecture is the branch of art which is associated with the designing and construction of buildings. It can be considered as an art form where the technical knowledge is utilized to implement the plan and design of a structure. Architecture of a time period reflects the social and cultural standards belonging to that age. Most of the information gathered on prehistoric age through archeological studies owes credit to the architectural remnants. Some historically important structures well known for their architectural beauty are the pyramids of Egypt, Roman Colosseum, and Parthenon in Athens. Modern architecture utilizes newer techniques for designing. Still it pays attention to the fundamental elements like strength, aesthetics and surroundings.