Switzerland
ModerateGrimsel Pass Military Road
Swiss Alpine fortress road through granite giants
Feature: Historic
Guarda
DifficultPortuguese Serra da Estrela Shepherd’s High Route
Granite giants and ancient shepherd culture
Finland
ExpertFinnish Lapland Inari Gold Rush Trail
Arctic gold rush ghosts under midnight sun
Bacău
ModerateRomanian Carpathians Oituz Pass Military Road
Cold War bunkers and WWI battlefields in the Carpathians
Ireland
ModerateWicklow Mountains Military Road
1800s British garrison road through rebel highlands
Arges
DifficultFagaras Mountains Transfagarasan Extension
Communist quarry roads to Romania's highest peaks
Crete
ExtremeCrete Samaria Gorge High Country Circuit
WWII military tracks through Europe's deepest gorge
Austria
ModerateVia Alpina Military Road Circuit
WWI fortress roads through the Austrian Dolomites
Spain
DifficultTrans Euro Trail Southern (TET-S) – Spain Section
Spain's rugged TET backbone through Andalusian peaks
United Kingdom
ExpertSnowdonia Slate Quarry Circuit
Welsh slate miners' roads in Snowdon's brutal shadow