Ok... i'm reaally bored... and i need a book?

so i have read harry potter1-6, then the Da vINCI , angels and demons... cause they are so called the 'Must read or you're worthless to be alive". i read them... loved them. but now I need a book as great as these two.. suggestions? (i read robert ludlum's and threw the book away halfway, sorry im a lil choosy) help!!!