The Mehrangarh Fort is built on the principles of whether temperament designs. Since it's in hot region, its architectural attributes are as such that it will be cool inside in summer and feel hot in winter. These techniques of the fort can't be seen. These techniques of temperature controlling attributes are built hidden within the building itself. More over there are vast number of windows and doors to grab wind flows and sunlight. This fort is built on a vertical rock cliff surrounded by 3.125 miles and the forts wall rises from 50 meters to 120 meters in height. Due to its elevation from ground and its large structure it is named 'Mehrangarh' which means the 'citadel for sun god'. The red sand stone structure looks pleasant in the sun shine and the fort when viewed from long distance in the night seems to be a haunting place. It is built on the Hindu principles and practiced the geographical wind pattern to allow wind inside the structure. There are lots of stone and wooden carvings in this fort which take our breath. Still no one is able to conclude how this fort is crafted in elevated areas, that to by giving traditional designs on outside the walls.
The Mehrangarh Fort has historical significance in safe guarding the Jodhpur city from foreign invaders, mainly the Muslim rulers from the west. Its fort on the citadel made many 'Rathore kings' to fight the battle by fire tanks and had a look of the city from all directions. It has noted seven large gates. This region was ruled by Rajput Clans and the Marwars. Prithviraj Chauhan is the famous king among them. The khanouj and the Moughal had always an eye on Jodhpur to bring in their territory. It has seen the ups and downs of the Rathor regime over the past 500 years.
The Mehrangarh Fort is a significant tourist place in Rajasthan; since the 'Rajasthan International Folk Festival' is held in the month of October, is a foreign treat in India. Here traditional music professional participate and show their talent with Indian artists. It is a retreat for art and cultural lovers. There is lot of art patterns to learn from this fort. Its day old material of ware fare, utilities and precious articles are still preserved there by archeological department of India. The fort is open to public and there is a minimal entry fee. The best time to visit Mehrangarh fort is from October to February when temperature is below 30 Degree Celsius.