Nainital is a beautiful hill station located in the Indian state of Uttarakhand. Here are some of the popular tourist attractions in Nainital:

1. Naini Lake: This is the most popular tourist attraction in Nainital. It is a beautiful lake surrounded by hills and offers boating facilities.
2. Naina Devi Temple: This temple is located on the northern shore of Naini Lake and is dedicated to Goddess Naina Devi.
3. Snow View Point: This is a popular viewpoint located at an altitude of 2,270 meters and offers stunning views of the Himalayas.
4. Tiffin Top: This is a hilltop located at an altitude of 2,292 meters and offers panoramic views of Nainital.
5. Eco Cave Gardens: This is a natural park with six caves and is a popular spot for families and children.
6. Nainital Zoo: This zoo is located at an altitude of 2,100 meters and is home to several Himalayan animals, including the snow leopard, Tibetan wolf, and Himalayan black bear.
7. St. John in the Wilderness Church: This is a beautiful church located in the forest area of Nainital and was built in 1844.
8. Governor’s House: This is a colonial-era mansion built in 1899 and is now the official residence of the Governor of Uttarakhand.
9. Hanuman Garhi: This is a temple dedicated to Lord Hanuman and is located at an altitude of 1,950 meters. It offers beautiful views of the sunset.
10. Bhimtal Lake: This is a scenic lake located 22 km from Nainital and offers boating facilities and a peaceful atmosphere.