Delhi

Delhi, officially the National Capital Territory of Delhi, is the capital territory of India. It has a population of about 11 million and a metropolitan population of about 16.3 million, making it the second most populated city in India. Through most of its history, Delhi has served as a capital of various kingdoms and empires.

The Akshardham templein Delhi is the largest Hindu temple complex in the world.

Lightning strikes near India Gate, New Delhi. Delhi receives much
 of its rainfall during the monsoon season which lasts from July to September.

The ancient Yogmaya temple, claimed to be
one of the five temples of the Mahabharata era in Delhi.

Supreme Court of India

The Delhi-Gurgaon Expressway

Delhi Metro train

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http://cseindia.org/node/835
http://www.hindustantimes.com/india-news/delhi-has-dirtiest-air-china-data-foggy-who/article1-1216605.aspx
http://books.google.co.in/books?id=MsYj4ysWQ6sC&pg=PT7&dq=delhi+was+declared+capital+of+india&hl=en&sa=X&ei=HSTkT8u5FM_yrQfT-MXrCA&ved=0CEEQ6AEwAg#v=onepage&q=delhi%20was%20declared%20capital%20of%20india&f=false