You can consider these places :- 1. Akshardham Temple
2. Red fort
3. Qutub minar
4. Fun N food villege (Dwarka sector 21)
5. Snow World
6. Humayun’s Tomb
7. India Gate
8. Hauz Khas
Asola bhatti wildlife is 38kms away Botanix nature is a nature resort
Murthal is for foodies
Sheeshganj gurudwara
Azad hind gram
Purana qila
Tughlaqabad
War cemetery
Hauz khas village are some spots.
https://tripoto.page.link/K9wgvAUWuoJYvJab8
Kindly check the above link for more details
You can hire a cab and visit all 3 UNESCO World Heritage Sites in Delhi (Red Fort, Humayun’s Tomb and Qutub Minar), you may also cover Lotus Baha’i Temple, take a round of Connaught Place, drive through Parliament House, Rashtrapati Bhawan and finally come to Karol Bagh Ajmal Khan Road for shopping.
If you want to explore more places in a day than... book a hope on hope off. ( HOHO ) bus ride. by this bus ride you can explore more place in a day like humayun, s tomb ,, red fort,, India gate,,, qutubminar,,, akshardham temple,,, lotus temple,, etc.