Roadgeek

Even the numbering system can be a subject of deep interest, as Joe Moran describes in his book "On Roads: A Hidden History": On the online discussion forum of SABRE, the Society for All British Road Enthusiasts (sic), the 1400-odd Sabristi often debate about where the M25 starts and whether it is correctly numbered, or why the motorway from Carlisle to Glasgow is called both the M74 and the A74(M).

These communities of people could share photos, swap their thoughts on the highways in their areas and "debate the finer points of interchange design".

[8] The organization hosts a large collection of articles and histories of particular roads and terminology, online photo galleries, discussion forums,[9] and an application to overlay and compare historical roadmaps.

[11] It contains subforums where users discuss road policies and post highway news and images.

[12] In Taiwan, the Ministry of Transportation and Communications' Directorate General of Highways (公路總局) has held occasional Road Fan Conferences (公路迷座談會) since 2011 where roadfans and highway transportation-related organizations made suggestions to the government.

Driving south on The Alaska Tok Cutoff Highway .
An abandoned early U.S. Route 66 alignment in southern Illinois in 2006.
The numbering zones for A-roads in Great Britain
FHWA Series fonts —also known as Highway Gothic or the Interstate typeface