Sign with brief information about ancient Roman paved road from 2-3. century AD can be found in Pass Lueg, low mountain pass between Golling and Tenneck, Austria.
The text of the sign is following (original and english transl.).
Römerstraße wagengeleise in fels eingefahren 2-3. Jahrh. n. Chr. Römische Meilensteine in Tenneck von Kaiser Septimus Severus 193-211 in Golling von Kaiser Caracalla 211-217.
Paved Roman road from 2-3. Century AD. Roman milestones in Tenneck of Emperor Septimus Severus 193-211, in Golling of Emperor Caracalla 211-217.
Sources: own visit and pictures at the site