Here are a few suggestions for your next trip from Heidenheim

In 2 hours, you can reach Ehingen(Donau), Rottenacker, Munderkingen, Ulm-Söflingen, Blaustein, Heidenheim-Schnaitheim, Itzelberg, Heidenheim Voithwerk, Heidenheim-Mergelstetten, Herbrechtingen...

In 3 hours, you can reach Salem, Uhldingen-Mühlhofen, Überlingen, Überlingen Therme.

In 4 hours, you can reach Sipplingen, Ludwigshafen(Bodensee), Radolfzell, Singen(Hohentwiel).