Jethavanaramaya Monastery

Jethavanaramaya Monastery is one of the most largest monastery in the heritage city of Anuradhapura, Sri Lanka. It's original height of 122m (400ft), making it was the tallest stupa and third largest structure in the ancient world but now its remaining 71m (233ft). King Mahasena was in Anuradhapura kindom, started the construction of Jethavanaramaya Stupa and his son of King Maghavanna completed the construction. According to the history, portion of the the Buddha's sash as the relics has been deposited in this sacred stupa. Compound of the stupa covers approximately 5.6 hectares and estimated to housed approximately 10,000 buddhist monks.

Ruwanweli Maha Seya - Anuradhapura

Ruwanwelisaya is the one of the world tallest stupa, located in sacred city of Anuradhapura. It was built by king Dutugamunu (140 B.C).It is standing at 103 m (338 feet)with circumference of  290 m (950 feet)  Ruwanwelisaya is one of the 8 places of veneration in the Anuradhapura.  The Buddha's relics has been deposited in this sacred stupa.  Ruwanwalisaya is called various names such as Swarnamali Chaitya, Mahathupa, Suvarnamali Mahaceti. 

Today, after incurring much damage from invading Indian forces, it rises 55m, considerably less than its original height; nor is its form the same as the earlier ‘bubble’ shape. Its lowest circumference is usually wrapped in a strip of dazzlingly coloured cloth.