Denmark has very good signage, and the city/town signs often have red text. Look out for street names ending in 'vej'.
Plates
Regular EU-style plates with a blue strip. Commercial vehicles use yellow plates with an EU strip.
Road markings
Denmark uses all white lines, however can sometimes can have dotted outer lines, which is distinctive to Denmark out of the other Scandanavian countries.
Road signs
Bollards
Very distinctive and common bollards make Denmark easy to identify
