The annual Navratri Brahmotsavam celebrations 2014 in Tirumala Tirupati Balaji temple will begin on September 25, 2014 and end on October 2, 2014. During the nine-days of the Brahmotsavams, Sri Venkateswara will be taken in procession around the temple in different Vahanas (special decorated Vehicles based on Vishnu legends). There will be special Unjal Seva during the period.
September 25, 2013 – Dwarjarahanam (Morning) Pedda Sesha Vahanam (Evening)
September 26, 2016 – Chinna Sesha Vahanam (Morning) Hamsa Vahanam (Evening)
September 27, 2014 – Simha Vahanam (Morning) Muthyapu Pandiri Vahanam (Evening)
September 28, 2014 – Kalpa Vruksha Vahanam (Morning) Sarva Bhoopala Vahanam (Evening)
September 29, 2014 – Mohini Avatharam (Morning) Garuda Vahanam (Evening)
September 30, 2014 – Hanumantha Vahanam and Swarna Ratham (Morning) Gaja Vahanam (Evening)
October 1, 2014 – Surya Prabha Vahanam (Morning) Chandra Prabha Vahanam (Evening)
October 2, 2014 – Rathostavam (Morning) Aswa Vahanam (Evening)
October 3, 2014 – Chakra Snanam (Morning) Dwaja Avarohanam (Evening)
More information about various Vahanas during Navratri Brahmotsavam can be found in this earlier article.