Situated in Gautam Budh Nagar district of Uttar Pradesh, Okhla Bird Sanctuary was declared and brought into existence in 1990. Kalindi Kunj, to the south of Okhla Bird Sanctuary is a very blissful and enjoyable place with its serene surroundings and natural bounty Covering an area of 4 sq kms, the sanctuary came into existence with the establishment of Okhla Barrage over the Yamuna in 1984. Having become a popular spot for bird watching with experts and enthusiasts, the barrage and the surrounding marshland was protected and declared a sanctuary in 1990.
A motorable road inside the sanctuary goes on for a little over a kilometer, before turning into a narrow walking trail. A large lake, created by damming of Yamuna is the heart of the sanctuary, housing numerous varieties of birds. Watch towers have been strategically placed in open fields that not only help spotting the avifauna but also offer great views of the sanctuary. During winters, local and migratory birds flocking to local ponds and water bodies are a treat to the eyes and an opportunity for bird lovers to have a really enjoyable sighting.