Directions from merthyr tydfil, merthyr tydfil to london

Head south-west on Avenue De Clichy/A4054

Continue to follow A4054

At the roundabout, take the 3rd exit onto A4102

Go through 1 roundabout

At the roundabout, take the 1st exit onto A470

Go through 2 roundabouts

Take the M4/A4054 slip road At the roundabout, take the 2nd exit onto the M4 slip road to Newport/Casnewydd Merge onto M4

Entering England

Continue onto Great West Rd/A4

Continue to follow A4

Go through 1 roundabout

Turn right onto Knightsbridge/A4

Continue to follow Knightsbridge

Turn right onto Duke of Wellington Pl Slight left onto Constitution Hill

Entering toll zone

Turn left onto The Mall At the roundabout, take the 2nd exit onto Trafalgar Square/A4

Destination will be on the left