6. GO TO QUTUB MINAR Built in 1192 with a height of about 237 feet, Qutub Minar is the tallest tower in the world and one of the prominent UNESCO World Heritage Sites in Delhi. Although influenced by a famous minaret in Afghanistan, the design of this tapering edifice incorporates uniquely Indian motifs across its height and flanges. The key attractions here are an iron pillar that never rusts and the Qutub Festival that takes place every year in November or December. Good to know: Foreign visitors must pay an entrance fee of ₹ 30 for Indians - ₹ 500 for foreigners