The most important tourist sites of Uttar Pradesh are –

• Taj Mahal
• Agra Fort
• Fatehpur Sikri
• Ghats(Varanasi)
• Sangam at Prayag (Allahabad)
• Allahabad Forts
• Jhansi
• Bithoor

Buddhist destinations - 

• Sarnath
• Kapilvastu (Piprahwa)
• Sankisa
• Kaushambi
• Shravasti
• Kushinagar

Place to Visit

• Agra
• Allahabad
• Ayodhya
• Ahicchatra / Bareilly
• Bithoor
• Chitrakoot
• Deogarh
• Dudhwa National Park
• Fatehpur Sikri
• Gorakhpur
• Jaunpur
• Jhansi
• Kalinjar
• Kanpur
• Kapilvastu
• Kushinagar
• Lucknow
• Mahoba
• Meerut
• Sarnath
• Sravasti
• Varanasi
• Mathura / Vrindavan

Source: Department of Tourism & http://www.up-tourism.com/