Reference -Agra Fort-

• http://www.agraindia.org.uk/agra-fort/amar-singh-gate.html
• http://www.world-mysteries.com/mpl_TajMahal.html
• http://www.grandel.de/international-business/arabesque
• http://en.wikipedia.org/wiki/Arabesque_(Islamic_art) http://www.flickr.com/search/?w=all&q=tomb+of+shaikh+salim+christi&m=text
• http://whc.unesco.org/
• http://en.wikipedia.org/wiki/Old_Red_Sandstone
• http://www.google.com.my/search?hl=en&client=firefox-a&rls=org.mozilla%3Aen-US%3Aofficial&biw=1280&bih=554&site=search&tbm=isch&sa=1&q=jama+masjid&aq=0&aqi=g10&aql=&oq=jama+mas 
• http://agra-india.com/ifacts.htm