Where can I find Particle in Römerberg?

Particle can also be found in these cities:

Bad Schönborn Bornheim Bruchsal Dannstadt-Schauernheim Edingen-Neckarhausen Eppelheim Forst Insheim Ketsch Kronau Linkenheim-Hochstetten Ludwigshafen am Rhein Mannheim Neustadt an der Weinstraße Oberhausen-Rheinhausen Rülzheim Sankt Leon-Rot Speyer Waghäusel

You can also find this in Römerberg:

Edible Curd Grated Lemon Peel Flaxseed Bread Fruit Bar Pickled Vegetables Fresh Salt Schupfnudeln Whole Grain Rolls Mayonnaise