Buddha on a Lotus Throne shows the Buddha sitting in the vajra posture with his right hand touching the earth and left hand holding a bowl of amrita. The toughting the earth position comes from the time that the Buddha was meditating under the Bodhi Tree and king of maras came to him and asked him how he knew that he was enlightened. He replined touching the earth saying, "the earth is my witness." 

This is a photo of a beautiful thangka is not copyrighted and has exquisite detail (300dpi) Included in this set  is a 8 by 10 inches photo and also a 4 by 6 inch photo since many practitioners like to keep a smaller photo with their practice materials.