There are ton of places to visit in Delhi like:
1. Parathe wali gulli.
2. The Red Fort..
3. Qutub Minar.
4. Gurudwara Bangla Sahib.
5.The Lotus Temple.
6. India Gate.
7. Jama Masjid.
8. Humayun's Tomb.
9. Akshardham.
Delhi is full of attractions for everyone. It is famous for old architecture, food, shopping etc. so your itinerary must include all types of attractions to get the feel of Delhi. When in Delhi, you must go to Red Fort, Kutubminar, Birla mandir, Lotus temple, and spend evening in and around India Gate.
Go to chandni chauk for traditional shopping. You can see many artisan work there. Such designer piece of work would be very expensive and rare if try to buy in other cities. So check all art work in Chandani chauk. Then you must also taste, parathas, kulfi and many delicacies there. Go to Embassy Lane, connaught place and dilli haat as well. See Rashtrapati bhavan, parliament to get the feel of being in Capital of India.
#The Red Fort
The beautiful Red Fort was built by Shah Jahan in 1648 and served as the seat of Mughal power until 1857. #Qutub Minar
Completed in the 12th century, the beautiful Qutub Minar-India's tallest minaret and now a UNESCO Word Heritage Site-attracts many international visitors eager to climb to the top for its breathtaking views of the surrounding area. #Gurudwara Bangla Sahib
Delhi's most important Sikh place of worship, the 18th-century Gurdwara Bangla Sahib is near Connaught Place and is well worth a visit. #The Lotus Temple
The magnificent Bahá'í House of Worship, also known as the Lotus Temple due to its nine sides and stunning central dome, is an architectural masterpiece. #India Gate
Looking a little like the famous Arc de Triomphe in Paris, the equally impressive India Gate is a magnificent stone arch built as a memorial to Indian soldiers killed in WWI. #Akshardham
Although only recently completed (it opened in 2007), the splendid Hindu Akshardham temple looks like it could be centuries old. Festooned with intricate and elaborate carvings, this magnificent building attracts countless visitors for its majestic beauty. #Purana Qila
Although often overlooked, as most tourists head straight for the more famous Red Fort, Purana Qila (Old Fort) is well-worth squeezing into your Delhi travel itinerary. #The National Museum, New Delhi
The galleries of the National Museum, New Delhi-one of the largest museums in India-follow a historical sequence, with all major periods represented. #Laxminarayan Temple
If you're able to squeeze just one more temple into your Delhi sightseeing itinerary, make it Laxminarayan Temple (Birla Mandir). It's also one of the newest such sites in the city. #National Zoological Park
Reputed to be one of the best zoos in Asia, the National Zoological Park was established in 1959 and provides a habitat to some 1,500 animals and bird species. The abundant wildlife on display are representative of all continents, including numerous examples from Africa, Australia, and Asia. #The National Crafts Museum
The Crafts Museum-officially named the National Handicrafts and Handlooms Museum, New Delhi-displays a wide variety of traditional crafts from across India.