City of Seven Hills usually refers to Rome. However, there are many cities that claim to be built on seven hills.

Thiruvananthapuram also known as Trivandrum, is the capital of the Indian state of Kerala.
Thiruvananthapuram is built on seven hills by the sea shore and is located at 8.5°N 76.9°E on the west coast, near the southern tip of mainland India.The city situated on the west coast of India, and is bounded by Laccadive Sea to its west and the Western Ghats to its east.

Source: http://en.wikipedia.org/wiki/Thiruvananthapuram