Free Walking Sightseeing Tour #1 in Alipore, Kolkata, India

The National Library of India is a library located in the Belvedere Estate, Alipore, Kolkata, India. It is India's largest library by volume and public record. The National Library is under Ministry of Culture, Government of India. The library is designated to collect, disseminate and preserve printed material produced within India. With a collection in excess of 2.5 million books and records, it is the largest in the country.

Wikipedia: National Library of India (EN)

The Zoological Garden, Alipore is India's oldest formally stated zoological park and a big tourist attraction in Kolkata, West Bengal. It has been open as a zoo since 1876, and covers 18.811 ha. It is probably best known as the home of the Aldabra giant tortoise Adwaita, who was reputed to have been over 250 years old when he died in 2006. It is also home to one of the few captive breeding projects involving the Manipur brow-antlered deer. One of the most popular tourist attractions in Kolkata, it draws huge crowds during the winter season, especially during December and January. The highest attendance till date was on January 1, 2018 with 110,000 visitors.

Wikipedia: Zoological Garden, Alipore (EN)

Rabindra Sadan is a cultural centre and theatre complex in Kolkata, India. It is located on Acharya Jagadish Chandra Bose Road in South Kolkata. It is noted for its large stage which is a prime venue for Bengali theatre and Kolkata Film Festival.

Wikipedia: Rabindra Sadan (EN)

The Birla Planetarium in Kolkata, West Bengal, India, is a single-storeyed circular structure designed in the typical Indian style, whose architecture is loosely styled on the Buddhist Stupa at Sanchi. Situated at Chowringhee Road adjacent to the Victoria Memorial, St. Paul's Cathedral and the Maidan in Central Kolkata, it is the largest planetarium in Asia and the second largest planetarium in the world. There are two other Birla Planetariums in India: B.M. Birla Planetarium in Chennai and the Birla Planetarium in Hyderabad.

Wikipedia: Birla Planetarium, Kolkata (EN)

The Victoria Memorial is a large marble monument dedicated to Queen Victoria, the Empress of India (1876-1901) facing the Queens Way on the Maidan in Central Kolkata. It was built between 1906 and 1921 by the British Raj.

Wikipedia: Victoria Memorial, Kolkata (EN), Website