Tolls in France or via Belgium Luxembourg?

JacquiPat
JacquiPat Forum Participant Posts: 12

We're heading from Calais to north of Lake Konstance in Germany start of July.  I've got a sketchy plan of sites for our trip via France but OH is now suggesting to avoid tolls via Belgium Luxemburg. Your advice would be much appreciated as I'm 'Googled
Out'.

Thanks

Jacqui