The document summarizes key facts about three important Indian heritage sites - the Taj Mahal, Qutub Minar, and Red Fort. It notes that the Taj Mahal was built by Shah Jahan as a mausoleum for his wife Mumtaz Mahal and is considered one of the wonders of the world. It states that Qutub Minar is one of the tallest brick minarets in the world and took 28 years to complete. Finally, it mentions that Red Fort was constructed over 9 years on the orders of Emperor Shah Jahan and is where the prime minister gives an annual speech.