Ejmiadzin, the ancient capital of Armenia, is where Jesus Christ is said to have indicated the spot for the Holy Ejmiatsin Cathedral, erected in the 4th century. The Garni Temple is a 2000 year old basalt temple surrounded by Ionic columns. The Khor Virap monastery offers views of Mount Ararat and is where Gregory the Illuminator was imprisoned for 13 years before converting the king. Noravank monastery housed a piece of the True Cross and was the spiritual center of the region. Tatev monastery was built between the 9th-13th centuries as an intellectual center for monks.