Opacity Controls:

Base Layer : 
Open Street Map

Map Overlay

Additional Overlays:
OA Classification

  0 Tweets
  1 - 12 Tweets
 13 - 25 Tweeets
 26 - 50 Tweets
  >100 Tweets

Show Labels:
Electoral Roll Surnames:
 Most Common Surnames
 2nd Most Common Surnames
 3rd Most Common Surnames

Twitter Surnames:

Ancient Woodland
Areas of Beauty
Country Parks
Heritage Coast
Natural Reserves
Sites of Special Interests
Surname Ethnic Origins

Most Common Surnames of Great Britain
To read about how the map was created, click here.
Data Analysis: Alistair Leak, UCL SECRET (@alistair_leak).
Interactive Map: Dr. Muhammad Adnan, UCL Geography (@gisandtech).
Maps © OpenStreetMap contributors, Map Tiles by Stamen Design
Contact: Dr. Muhammad Adnan ; Email: m.adnan@ucl.ac.uk