The correct answer is Morni Hills.
Morni Hills is a hill station in the Panchkula district of Haryana, India. It is located about 50 kilometers from Chandigarh and 100 kilometers from Delhi. The hills are a popular tourist destination for trekking, hiking, rock climbing, and other adventure sports.
Damdama Lake is a reservoir in the Rewari district of Haryana, India. It is located about 100 kilometers from Delhi. The lake is a popular tourist destination for boating, fishing, and picnicking.
Sultanpur National Park is a national park in the Gurgaon district of Haryana, India. It is located about 30 kilometers from Delhi. The park is a popular tourist destination for bird watching, wildlife safari, and picnicking.
Kurukshetra is a city in the Kurukshetra district of Haryana, India. It is located about 150 kilometers from Delhi. The city is a popular tourist destination for religious tourism and historical tourism.
Morni Hills is the best place in Haryana for rock climbing and adventure sports. The hills offer a variety of rock climbing routes for all levels of experience. There are also several adventure sports companies that offer rock climbing and other adventure sports activities in Morni Hills.