Here we come with a huge variants of highly-appreciated books published on the context above.
These are not the Puranas, or other Vedic texts but these are the contribution by various authors worldwide who have given their enormous amount of time for the welfare of the society by writing books about the ancient(especially Vedic-India). You can download any of them by the link given below. More Updates will be available, so keep visiting;
Please note that some of them are scanned copies but works as well with Acrobate Reader!
3. Easy Journey to Other Planers
more updates will soon be available
Vedas and Puranas 
Alberuni’s India is one of the best book on Hinduism, have ever read!!!
Please update.
Please add more books, I cant find them on net. Indeed Great source!!!
Prabhupada books are always wonderful. This website is like a temple. like a library of vedic time. I mean its centre of everything!!!