The links below will take you to various websites that I found useful. Please note that, while I am fully responsible for the content of my own pages (and all errors contained in them), I cannot take any responsibility for the contents of the websites linked below.
AEIOU - Encyclopedia of Austria
Annotatable Electronic Interactive Österreich (Austria) Universal Information System
created by the Austrian Ministry for Education, Science and Culture
Bildindex der Kunst und Architektur in Deutschland
More than 1,400,000 digitalized historical photographies from several German photography archives
by Bildarchiv Foto Marburg, Department of Art History, Philipps-Universität Marburg, Germany
archINFORM
International Architecture Database
by archINFORM Sascha Hendel
Dictionnaire Historique de la Suisse - Historisches Lexikon der Schweiz - Dizionario Storico della Svizzera
Historical Dictionary of Switzerland
established under the patronage of the Swiss Academy of Humanities and the Swiss Society of Historical Research

meinestadt.de
Towns and Communities in Germany
provided by allesklar.com AG
Města a obce online
Towns and Communities Online in the Czech Republic
provided by Česká vydavatelská pro internet s.r.o.
Place Names of Europe
by Jacek Wesołowski with Kevin Flynn, Celvin Ruisdael and Jan Salm
Geonames
The countries of the world in their local languages and scripts, with official names, capitals, flags, administrative divisions
by Werner Frölich
The World Heritage List
of the UNESCO
United Nations Educational, Scientific and Cultural Organization
50states.com - States and Capitals
Fact collection about all US states, commonwealths and territories
provided by Pike Street Industries, Inc.
United States Counties
Information on all 3,066 counties of the U.S.
by the National Association of Counties
United States Census 2000
by the U.S. Census Bureau
The Presidents of the United States
Portrais and short biographies of all U.S. presidents
by the White House
American Presidents: Life Portraits
by americanpresidents.org
POTUS: Presidents of the United States
by Robert S. Summers
Color Landform Atlas of the United States Counties
Shaded relief maps, county maps, satellite maps, historical maps
by Ray Sterner
Global Gazetteer
by Falling Rain Genomics, Inc.
Austrian map online
Interactive map of Austria
by austrianmap.at
Atlas mapy
Interactive map of the Czech Republic
by atlas.cz
http://mapa.szukacz.pl/
Interactive map of Poland
Perry-Castañeda Library Map Collection
The University of Texas at Austin
National Atlas of the United States®
United States Department of the Interior
World Factbook 2006
World factbook, maps, economic statistics, foreign government officials etc.
by the Central Intelligence Agency CIA
The United States Board on Geographic Names
Encyclopedia
by Infoplease.com
The 1911 Edition Encyclopedia
by 1911encyclopedia.com
Wikipedia
The Free Encyclopaedia
Global Gazetteer Version 2
Worldwide index of cities and towns
(latitudes, longitudes, altitudes, and maps)
by Falling Rain Genomics, Inc.
World Gazetteer
Current population figures for cities, towns and administrative divisions of all countries
by Stefan Helders
Biographisch-Bibliographisches Kirchenlexikon
by Verlag Traugott Bautz
The Catholic Encyclopaedia 1913
more than 11,000 articles including a List of Popes
supplied by New Advent
Saints and Angels
by Catholic Online
ISO 639
ISO 639 Codes for the Representation of Names of Languages
Omniglot
a guide to wrting systems
by Simon Ager
The Alphabets of Europe
a source of linguistic data for the indigenous languages of Europe
by Michael Everson
A Sound Reference to the International Phonetic Alphabet
An active chart with embedded sound
by the Department of Phonetics and Linguistics, University College London
I P A
The International Phonetic Alphabet
by Benoit Curdy, Université de Lausanne
German<>English Online Dictionary
by LEO (Link Everything Online)
Czech Multilingual Dictionary
English | German | French | Italian | Spanish | Russian | Latin
English-Polish Online Dictionary
by Poltran.com, developed by Ectaco, Inc.
(also includes text translator)
Online Dictionaries
by Ectaco.com
Erlanger Liste
Dictionaries etc.
PONSline
the Online Dictionary
FOTW Flags of the World
the internet's largest site devoted to vexillology (the study of flags)
License Plates of the World
by Michael Kustermann
| CARTHALIA |
CARTHALIA Theatres on Postcards Andreas Praefcke's postcard collection of theatres and concert halls worldwide |
| Great Ships |
Great Ships The Postcard and Ephemera Collection of Jeff Newman Narrative by Mark Baber |
| GENEALOGY.EU |
GENEALOGY.EU Genealogy page with royal and noble family trees by Miroslav Marek |