GeoCommunicator's Township Decoder
The Township Geocoder, a joint effort between the Bureau of Land Management (BLM) and the National Interagency Fire Center (NIFC),
allows for the conversion of Latitude and Longitude (Lat/Long) values into Township, Range and Section values. Likewise, Township, Range, Section, and quarter section values can be converted into polygon centroids in Lat/Long format.
megaConverter
megaConverter.com is an ever-growing set of weights, measures
and units conversion/calculation modules. It includes
ancient and modern units of distance, angles, area, density,
power, pressure, speed, and many more.
Facts/Dictionaries:
Introduction
to GPS from "GPS World"
Provides basic information about GPS (Global Positioning
System), including definitions, development history, and
applications.
Encyclopedia of Earth
A "free, fully searchable collection of articles written by scholars, professionals, educators, and experts who collaborate and review each other's work. The articles are written in non-technical language and will be useful to students, educators, scholars, professionals, as well as to the general public."
Evolution
of the US County Boundaries
Site links to an animated GIF showing county boundaries
for the US from 1650, onward. Click on "link to the
gif."
The Columbus Navigation Homepage
In-depth information about Columbus' voyages, his method
of navigation and the debate about where he first landed
in the New World.
Geography Megalinks pages:
GeoCommunity
This web site meets all your geographic needs. It includes
a GIS data depot, a geo-specific web search engine, "fun
stuff" for geo-professionals, spatial related news,
free software, and a geoforum!
Nice
Geography Sites (International)
General geography links, GIS and remote sensing data,
geography and GIS newsgroups are all available on this
one web site.
Geography
World
A conglomeration of geography related lists and links
including mapping and globe skills, world culture, flag
quizzes, travel and recreation sites, weather and climate
and much more!
About.com
Guide to Geography
Multi-purpose geography site including maps, current events,
geography quizzes, recommended Web sites, geography chat,
book/atlas reviews, and much more. For geography and map
fanatics of all ages.
The
Virtual Geography Department
The Virtual Geography Department (VGD) incorporates a
wide range of instructional materials by a number of contributors
from around the world. The goal of the Virtual Geography
Department Project is to offer high quality curriculum
materials that can be used across the Internet by geography
students and faculty at any university in the world and
to promote collaborative research. Includes a huge list
of Web resources.
Guide
to Unusual Maps on the Web
Includes maps of cartographic misconceptions, amps of
imagination, stories and games, maps of life, love, and
marriage, and much more!
Paul
Hensel's Geography page
Includes links to general geography sites, geography organizations,
online quizes and trivia, and more.
Mapping and Map Skills:
3-D Maps
Educator resources from NCED(National Center for Earth-surface Dynamics) project to study the effectiveness of anaglyph maps in the classroom. Includes many sample maps of various locations across the U.S.
Basic Map & GPS Skills
32-page .pdf booklet from National Geographic about reading and navigating with topographic maps. Uses Trails Illustrated maps as examples. Caution: large file, may be slow to load.
Cartographic
Communication
Information on the value of maps, elements of a map, cartography,
etc. Kenneth E. Foote and Shannon Crum, The Geographer's Craft Project,
Department of Geography, The University of Colorado at Boulder.
ColorBrewer
Interactive tool for designing color schemes for maps, by Cynthia
Brewer.
Flexify
For turning flat maps into globes. This plug-in works with several
standard graphics programs and can create a range of customised globe
gores (the canoe-shaped wedges of map, which can be cut and fixed
to a sphere) from a pixel-based digital image/scan of your flat drawing.
Geospatial careers
"This site is for students and others interested in learning
about careers in geospatial technologies."
G.Projector
Global Map Projector from NASA. "G.Projector is a Java application
which allows you to explore a large collection of global map projections
and project an input GIF, JPG or PNG equirectangular map image...
requires that your computer have a Java
1.4 virtual machine , or better, installed." (requires
installation)
Guide
to Maps and Images
From USGS Learning Web. Basic descriptions of topographic and geologic
maps.
Making Sense of
Maps
Overview of the history of maps and how historians use them, the elements
of a map, tips on questions to ask when analyzing maps, an annotated
bibliography, and a guide to finding and using maps online.
MapAnalyst
"The map historian's tool for the analysis of old maps."
A software package that computes "distortion grids and other
types of visualizations that illustrate the geometrical accuracy and
distortion of old maps".
Map History
Site about the history of cartography, historic maps, map collecting.
MapJunction Multimedia Mapping
An open source software based on Mapserver for building large online
archives of maps, photos and related information.
Wikipedia entry on maps
(Wikipedia is a multi-lingual Web-based free-content encyclopedia.
It is written collaboratively by volunteers, allowing articles to
be changed by anyone with an internet connection. Wikipedia's status
as a reference work has been controversial. Its open nature allows
vandalism, inaccuracy, and opinion.)
Includes some basic definitions, history, and links.
Reference Tools:
Worldtime
Information on current times worldwide, sunrise, sunset, and holidays.
How far is it?
Calculates the distance between any two places on Earth. Can be searched
by inputting city names or latitude/longitude coordinates.
Sun or
Moon Altitude/Azimuth Table
A U.S. Naval observatory site that calculates the altitude and azimuth
of the Sun or Moon during a specific day, at a specific time interval.
America's Roof
A website devoted to the highest and lowest elevation points in U.S.
states and countries of the world. Maps, statistics, elevation models
and more.
Batch Geocode -- Map Multiple Locations, Find Address Coordinates
"Take any kind of street address list, and geocode the addresses to get latitude and longitude coordinates... The data can then be mapped in your browser, downloaded into Google Earth , saved to a web page, or transferred back into your spreadsheet. You can also use this tool to calculate distances to multiple addresses from a single point, or get quick driving directions to multiple destinations."
Elevations
and distances in the United States
An online publication by U.S. Geological Survey that provides facts
about elevation and distance extremes, boundary lengths, and geographic
centers of the U.S.
GPS Visualizer
"'Geocoding' is the process of converting street addresses or other locations (ZIP codes, postal codes, city & state, airport IATA/ICAO codes, etc.) to latitude and longitude, which can be entered into a GPS device or geographical software. GPS Visualizer offers several options for geocoding your information, free of charge."
