Tourism.
Uttar Pradesh contains many famous tourist sites. They include ancient monuments, such as the Taj Mahal at Agra. Taj Mahal is one of the most beautiful and costly tombs in the world. The Indian ruler Shah Jahan ordered it built in memory of his favourite wife, Mumtaz Mahal, who died in 1629. The tomb stands near the city of Agra, in northern India, on the south bank of the Yamuna River.

Tourists also visit monuments of Mughal culture at Lucknow, hill resorts at Mussorie and Naini Tal, religious centres at Kedarnath, Badrinath, and Kushinagar (Buddhist centre), and Corbett National Park.
Tourists also enjoy skiing, trekking, rock climbing, and river rafting through the state's magnificent scenery. Thousands of pilgrims visit Allahabad and Varanasi to bathe in the waters of the Ganges River, which Hindus consider to be sacred.

Tourist Centres:
Following are brief descriptions of interesting places to visit in Uttar Pradesh:
Agra has magnificent Mughal monuments, including the Taj Mahal, Moti Masjid, and the vast palace fort.Allahabad. The massive red sandstone palace fort overlooks the sacred confluence of the Ganges and Yamuna rivers.
Corbett National Park is home to elephants, deer, panthers, wild boar, crocodiles, jackals, and teeming bird life.Fatehpur Sikri. Now deserted, the emperor Akbar's capital is a perfectly preserved example of a splendid Mughal city.

Lucknow, the capital city has many beautiful parks and gardens, including the National Botanical Gardens. The Imambara, Residency and other remanats of the Nawabi architecture are worth visiting. It is famous for embroidery work.
Mathura is, according to legend, the birthplace of Lord Krishna. It has a number of Hindu, Buddhist, and Jain temples.

Rishikesh is the starting point for treks to Hindu pilgrimage centres such as Badrinath, Kedarnath, and Gangotri.Sarnath, where Buddha once preached, is a major Buddhist centre.
The museum has an Ashokan pillar and lion capital.Varanasi is one of the most important pilgrimage and tourist centres in India. It has more than 100 ghats from which Hindu pilgrims bathe in the Ganges. The Golden Temple of Kashi Vishvanath has more than 750 kilograms of gold plate on its towers. The Great Mosque of Aurangzeb is famous for its towering minarets.