Ayutthaya was the old capital of Thailand. Its full name is ‘Phra-Na-Khon-Sri-A-Yud-Dha-Ya’. Some people call it ‘Ayudya’. This city was the capital for 417 years. It is the longest Thai capital. Ayudhaya is at the center of Thailand. It was built at the meeting of the rivers Chao Phraya, Pa Sak and Lopburi. It is like an island city. This province is adjacent Lopburi, Angthong and Saraburi at the north, Pathumthani and Nonthaburi at the south, Sarhaburi at the east and Suphanburi at the west of Thailand.