The main landmark of the city is Sri Padmanabha Swami temple which was constructed by Marthanda Varma Raja. Thiruvananthapuram city was the capital of Travancore. A main role in the political and cultural history of Kerala has been played by Thiruvananthapuram. There was a fort that was under the power of the Ays kingdom and it was prominent till the rule of the Venad. It was during the 10th century, that the Venad came into power. Thiruvananthapuram had trade relations from the olden times and it is believed that the ship of King Solomon had arrived in a port named Ophir which is the present day Poovar.
In 1684, many foreign powers like Portuguese and Dutch began to establish their powers in Thiruvananthapuram until the British force came to supremacy. The British East India Company conquered Anjengo in Thiruvananthapuram and they gradually took over the control of the whole of Travancore.
The modern history of Thiruvananthapuram began with the rule of Marthanda Varma Raja in 1729 who was popularly called as the Father of Modern Travancore. Thiruvananthapuram was also a major centre of art and culture and it was during the rule of the King Swathi Thirunal that there was prosperity in the field of economical and cultural activities. The mid 19th century during his rule was called as the Golden age and there were establishments like schools, hospitals etc.
In 1939, a political conference of the Congress was conducted from here. In 1937, a new university for Travancore was established which later became the University of Kerala. In 1949, Thiruvananthapuram was the capital of Thiru-Kochi which is formed by the merging of Travancore and Kochi. When the Kerala state was formed in 1956, Thiruvananthapuram was made the capital of Kerala.