Emulating such precision would produce a map that would be difficult to read, not to mention puzzling, since many of the smaller streets that existed in 1898 have since disappeared.

ECONOMIST: How Charles Booth��s map of Chelsea has been updated

He learned Portuguese, Latin and Spain's official language, Castilian, so that he could read geography books and try and map the world.

BBC: News | World | Columbus tops millennium poll

It is a must-read that lays out a road map for how new technologies in genomics, information technology, and mobile medicine may completely change the way we treat and prevent illness.

FORBES: The Power Of Digitizing Human Beings

For more information about retirement and IRAs and to read Ed's latest book, Your Complete Retirement Planning Road Map: The Leave-Nothing-to-Chance, Worry-Free, All-Systems-Go Guide, Click Here.

FORBES: Mistakes To Kill A Tax Break