There are many options for luxurious 4 BHK apartments in Delhi-NCR (National Capital Region), which includes areas in and around Delhi, Noida, Gurgaon, Faridabad, and Ghaziabad. Here are some popular options: https://whitecollarrealty.com/blogs/buy-4-bhk-luxury-apartments-in-delhi-ncr #dlfthearbour #luxuryapartments #realestategurgaon