Routes worth the drive

A UNESCO-listed maze of ramparts, sandstone cliffs and river gorges stitched into the living city.

17 km of tunnels blasted into the cliff — the underground heart of Luxembourg's UNESCO fortress.

The Grand Duke's official city residence, opened for public tours only seven weeks a year.

A late-Gothic Jesuit church holding the tombs of the royal family and the miraculous Consoler of the Afflicted.

Victor Hugo called it "a colossus" — Luxembourg's most photogenic hilltop castle, high above the Our gorge.

Luxembourg's largest castle ruin, ringed by 11 towers on a rocky spur 150 metres above the Sûre.

Two castles for one ticket — a medieval ruin and its Renaissance sister — on the edge of the Mullerthal gorges.

The 7th-century Benedictine abbey where St Willibrord is buried — start line of the UNESCO Dancing Procession.

A 12th-century Ardennes castle housing Edward Steichen's world-famous "Family of Man" photo exhibition.

A wildly romantic double ruin on a sandstone spur 150 m above Larochette village and the Mullerthal.

A 5.2 km signposted walk through 1,000 years of Luxembourg fortifications — the best half-day in the capital.