woodfire and trailer at swiss farm in bern.

abstract alternative arranged background barbecue bark bern biomass brown burning chop circle cord country cut detail dry energy farm fire firewood forest forestry fuel grill heap heat heating industry loaded log lumber maple material mesquite natural oak old outdoors pattern pieces pile production rough season seasoned small smoke smoked smokehouse stack steam stump sustainable swiss switzerland texture timber trailer tree trunk warmth winter with wood wooden woodfire woodpile woods yard