111 Prague Hotels.com
The history of Prague from 870 - 1993 in bulletin points.
http://www.111praguehotels.com/history.htm

Czech.cz
Covers the origins and history of the Czech language.
http://www.czech.cz/index.php?section=1&menu=152&action=text&id=101

Czech.cz
Czech religious history.
http://www.czech.cz/index.php?section=1&menu=154

Essential Prague
All about the flood that hit Prague in 2002.
http://www.jasoncholt.com/prague/prahaflood.html

Lonely Planet
Presents an excellent potted history of Prague.
http://www.lonelyplanet.com/destinations/europe/prague/history.htm

MyCzechRepublic
The history of Prague by century, including details about its founding and Czech history in general.
http://www.myczechrepublic.com/prague/history/

Radio Praha
Czech history in detail.
http://archiv.radio.cz/history/history02.html

WinCZEduc
Czech history in 18 bite-sized chunks.
http://mujweb.cz/www/WinCzEduc/history/lesson1.html