One of the cultural tourism in the TN-BTS is 'Yadnya Kasada Ceremony' this Ceremony is very unique and it is celebrate every time the condition of the moon is full (the date is 24-25 Kasodo month or the tweve month according to the calender of the Tengger' sebelah society) .
The kasada day celebrated by Tengger'sebelah society which is live around the Tengger mountain , and the people bring hlaf oftheir cattle and their havest, and the thrown it away to the crater Bromo Monutain and this ceremoni is made to show their thanks to the one who create and gives lives.
The activities of this Ceremoni is centered in the 'poten' that is a temple which is located in the "laut pasir" and its function is a place where people can gather whit the 'Dukun' . from all of all the Tengger'sebelah area, besides that this place is also used as a place to test and install the cadidate of the new'dukun'.
The tempereture in tjis place is very cold but is does not not stop them to the ceremony and the people who com to see the ceremony is also never give up whit this cold condition and the will watch it until it is over.