Wolfram Research

Global Air Navigation Aids

This site was created by David Megginson, a private pilot and frequent airline passenger. This site also takes advantage of many other people's work

Head Start Locations

Full list of currently active Head Start Program locations

HUD Location Affordability Index

The Location Affordability Index gives estimates of the percentage of a family's income dedicated to the combined cost of housing and transportion in a given location.

WMO Meteorological Stations

WMO meteorological observation sites

Atlantic Hurricane Data 1851-2017

A modification of the NOAA "Hurdat2" Dataset on Atlantic Hurricanes to facilitate use with the Wolfram Language

Large Global Plate Boundaries

Locations and other attributes of boundaries between tectonic plates

Power Grid Network

An undirected, unweighted network representing topology

Sample Data: Swedish Pines

Locations of pine tress

Sample Data: Waterstriders 2

Locations of waterstrider larvae

Sample Data: Waterstriders 3

Locations of waterstrider larvae

Sample Data: Waterstriders 1

Locations of waterstrider larvae

Sample Data: World Volcanos

Locations of volcanos in the world

Sample Data: Scotland Megalithic Monuments

Locations of megalithic monuments in Scotland

Sample Data: Wales Megalithic Monuments

Locations of megalithic monuments in Wales

Sample Data: England Megalithic Monuments

Locations of megalithic monuments in England

DHL Facilities

Information about U.S. DHL facilities, including exact locations

FedEx Facilities

Information about U.S. FedEx facilities, including exact locations

Sample Data: Japanese Pines

Locations of Japanese black pine saplings

Sample Video: Eiffel Tower

Video of Paris with the Eiffel Tower in the background

UPS Facilities

This dataset represents UPS facilities

Indian Reservations

This dataset represents Indian Reservations

Gridded World Population Density

UN-adjusted gridded world population density for the years 2000, 2005, 2010, and 2015

Sample Data: Ship Wrecks

Locations of ship wrecks annotated with name marks

Sample Data: Ponderosa Pine Trees

Locations of Ponderosa Pine trees without annotations

Sample Data: Bunyaruguru Crater Field

Locations of craters in Bunyaruguru volcanic field in Uganda

Sample Data: NZ Trees

Locations of New Zealand trees without annotations

Sample Data: Spruce Trees

Locations of spruce trees annotated with diameter marks

U.S. State Fairgrounds

Locations for United States State and Regional Fairs

Sample Data: Yellowstone Geothermal Features

Locations of some geothermal features and geysers in the Yellowstone National Park

Sample Data: Cancer Incidence

Locations of cancer incidence annotated with larynx/lung marks

Sample Data: Copper Deposits

Locations of copper deposits annotated with South points marks

Sample Data: Murchison Gold Deposits

Locations of gold deposits in Murchison area of Western Australia

Sample Data: Lansing Woods

Locations of trees in Lansing Woods annotated with species marks

Sample Data: Hamster Tumour

Locations of cell nuclei in hamster kidney annotated with type

Sample Data: Childhood Leukaemia Lymphoma

Locations of childhood leukaemia and lymphoma annotated with case/control marks

Ant Nests

Locations of ant nests with marks denoting two types of species

Sample Data: Tennis Serves

Locations of successful tennis serves annotated with serving player marks

USDA National Hunger Clearinghouse

Locations of food resources in communities, including summer meals for children

Sample Data: Swiss Rainfall

Sample locations of Swiss rainfall annotated with rainfall marks (in mm)

Sample Data: Bramble Canes

Locations of bramble canes annotated with three classes of age marks

US Federal Reserve Systems

Detailed location information for all U.S. Federal Reserve Banks and Branches

Sample Data: Fin Pines

Locations of pine trees annotated with diameter (in centimeters) and height (in meters) marks

Sample Data: Amacrine Cells

Locations of amacrine cells (inhibitory interneurons in the retina) annotated with on/off marks

Sample Data: Bronze Gradient Filter

Locations of bronze particles in a gradient filter annotated with radii (in millimeters) marks

Sample Data: Ozarks Karst

Locations of springs and sinkholes in the Ozark Plateaus Physiographic Province (Ozarks) in Arkansas

Sample Data: Redwood Saplings

Locations of redwood saplings (young slender trees), annotated with binary indicator

Sample Data: France Bastides

Locations of bastides (walled cities) in France annotated with name and foundation year

Solid Waste Landfill Facilities

Oak Ridge National Laboratory is the largest US Department of Energy science and energy laboratory, conducting basic and applied research to deliver transformative solutions to compelling problems in energy and security.

Coastline Fractal Dimensions

Fractal dimensions of coastlines of all countries, dependencies, and territories

US State Fairgrounds

The National Geospatial-Intelligence Agency (NGA) delivers geospatial intelligence that provides a decisive advantage to policymakers, warfighters, intelligence professionals and first responders.

Federal Lands of the United States

Lands owned or administered by the Federal government

CDC's Social Vulnerability Index (SVI) 2018

A collection of social vulnerability factors for each US county

Project Tycho Level 1 Data

Data from all weekly notifiable disease reports for the United States dating back to 1888. Level 1 data have been custom tailored for specific analyses.

Sample Data: Beta Cells

Locations of retinal ganglia cells annotated with on/off and area (in square microns) marks

Sample Data: Paracou Kimboto Trees

Locations of Kimboto trees at Paracou in French Guiana, annotated with adult / juvenile marks

Census Tract Entity Store

US Census tracts with location, polygon, and data from the American Community Survey

Sample Data: Longleaf Pines

Locations of longleaf pine trees annotated with diameter at breast height (in centimeters) marks

Sample Data: Shapley Supercluster Galaxies

Locations of Shapley supercluster galaxies annotated with magnitude, velocity (in km/s), and error marks

Sample Data: Breakdown Spots R423

Locations of electrical breakdown spots on a circular electrode of radii 423 microns in a microelectronic capacitor

Sample Data: Breakdown Spots R169

Locations of electrical breakdown spots on a circular electrode of radii 169 microns in a microelectronic capacitor

Sample Data: Waka Trees

Locations of trees recorded at Waka National Park, Gabon, annotated with diameter (in centimeters) marks

Sample Data: Eurasian Collared Dove

Observation locations of the Eurasian Collared Dove for the years 1986 to 2008 annotated with total counts

Sample Data: Breakdown Spots R282

Locations of electrical breakdown spots on a circular electrode of radii 282 microns in a microelectronic capacitor

Sample Data: Sea Anemones

Locations of sea anemones (marine predatory animals, often quite colourful ), annotated with diameter marks

Sample Data: Wheat Yield

Locations of wheat yield uniformly sampled on a 25x20 lattice annotated with yield marks

Sample Data: Liverpool Cancer

Locations of cancer cases in North Liverpool, UK, annotated with subject type (case or control) marks

Sample Data: Synaptic Vesicles

Locations of synaptic vesicles (parts of a neuron which store various neurotransmitters) in rat brain tissue

Sample Data: Hyytiala Trees

Locations of trees recorded at Hyytiala, Finland, annotated with species (pine/birch/rowan/aspen) marks

Sea Level and Temperatures Over the Last 40 Million Years

Dataset of eustatic sea level and temperatures over the last 40 million years

Sample Data: Gastric Mucosa Cells

Locations of the gastric mucosa (the mucous membrane layer of the stomach) cells annotated with marks identifying cell type

Sample Data: Gorilla Nesting Sites

Locations of gorilla nesting sites annotated with group (major/minor), season (dry/rainy), and date marks

Sample Data: Sporophores

Locations of sporophores (the spore-bearing structure of a fungus) around a tree, annotated with three fungi species marks

Sample Data: Toronto Murders

Locations of murders in Toronto annotated with marks including victim age, victim sex, type, murder method, and year

Sample Data: Urkiola Woods

Locations of birch and oak trees in a secondary wood in Urkiola Natural Park (Spain) annotated with birch / oak marks

Sample Data: Osteocyte Lacunae 10

Locations of osteocyte (a star-shaped type of a mature bone cell) lacunae (pit) observed in a rectangular volume of solid bone

Sample Data: Osteocyte Lacunae 03

Locations of osteocyte (a star-shaped type of a mature bone cell) lacunae (pit) observed in a rectangular volume of solid bone

Sample Data: Osteocyte Lacunae 06

Locations of osteocyte (a star-shaped type of a mature bone cell) lacunae (pit) observed in a rectangular volume of solid bone

Sample Data: Osteocyte Lacunae 09

Locations of osteocyte (a star-shaped type of a mature bone cell) lacunae (pit) observed in a rectangular volume of solid bone

Sample Data: Osteocyte Lacunae 02

Locations of osteocyte (a star-shaped type of a mature bone cell) lacunae (pit) observed in a rectangular volume of solid bone

Sample Data: Scallop Abundance

Locations of scallop samples in the Atlantic Ocean, annotated with marks including the total number of scallops caught, the number of pre-recruit scallops, and the number of recruit scallops

Sample Data: Bovine Tuberculosis

Locations of cattle herds in Cornwall, UK, that have tested positive for bovine tuberculosis, annotated with marks including the year of testing, and spoligotype (a qualitative genetic marker)

1918 'Spanish Flu' Pandemic In Chicago

Point location of influenza and pneumatic deaths and weekly mortality data recorded during 1918 'Spanish flu' pandemic correlated to 1920 census data for Chicago

Wind Speed Measurements

Average daily wind speed at 12 meteorological stations in the Republic of Ireland 1961-1978

Sample Data: Castilla-La Mancha Forest Fires

Locations of forest fires in the Castilla-La Mancha region of Spain between 1998 and 2007, annotated with cause (accident / intentional / lightning / other), area (in hectares), and date marks

Sample Data: Meuse River

Locations of soil samples along the Dutch bank of the Meuse river north of Maastricht, annotated with marks including elevation (in meters), distance to river (in meters), flooding frequency, cadmium, copper, lead, an...

Sample Data: Leukaemia NW England

Locations of leukaemia in N.W. England from 1982 to 1998 (inclusive), annotated with age, gender, deprivation index (higher values indicating less affluence), and subject type (case or control) marks

Genetic Sequences for the SARS-CoV-2 Coronavirus

Nucleotide sequences of the SARS-CoV-2 virus (the virus associated with the COVID-19 disease, formerly known as 2019-nCoV) including location, collection time and similar supporting data

Protein Sequences for the SARS-CoV-2 Coronavirus

Protein sequences of the SARS-CoV-2 virus (the virus associated with the COVID-19 disease, formerly known as 2019-nCoV) including location, collection time and similar supporting data

Coronavirus COVID-19 Pandemic Government Measures

Measures taken by governments from different countries to fight the coronavirus COVID-19 pandemic caused by the SARS-CoV-2

Sample Data: North Derbyshire Asthma

Locations of the residence of asthmatic (cases) and non-asthmatic (controls) children, annotated with marks including number of household smokers, subject type (case or control), hay fever occurrence, age, distance to...

Sample Data: London Cholera

Locations of the 1854 London cholera outbreak near Golden Square annotated with marks including the number of cases, distance (in meters) to the contaminated Broad Street water pump, distance (in meters) to a non-Broa...