In the Game of Thrones Daenerys receives three petrified dragon eggs from Illyrio, during he marriage to the Dothraki horse lord Khal Drogo. When he suffers a mortal wound in a raid. Daenerys attempts to save him using blood magic, the attempt leaves him alive, but in a vegetative state. After being forced to end Khal Drogo's life. Daenerys has the Lhazareen priestess, Mirri Maz Duur, tied to her husband's funeral pyre then walks unflinchingly into the flames. The resulting magic restores life to the eggs, from which three dragons hatched, the first known for centuries. Daenerys emerges from the fire unharmed. Drogo's former khalasar, now hers more surely than they had ever been Drogo's, kneels in awe. Aggo, Jhogo and Rakharo willingly swear themselves as her bloodriders, and Daenerys becomes the first female Dothraki war-leader, a khaleesi in her own right.
Now you can have your own dragon eggs based on the eggs Daenerys possessed.