The Main is the longest tributary of the Rhine. It rises as the White Main in the Fichtel Mountains of northeastern Bavaria and flows west through central Germany for 525 kilometres (326 mi) to meet the Rhine below Russelsheim, Hesse. The cities of Mainz and Wiesbaden are close to the confluence.
The Inn is a river in Switzerland, Austria and Bavaria. It is a right tributary of the Danube and is 518 kilometres (322 mi) long. The highest point of its drainage basin is the summit of Piz Bernina, at 4,049 metres (13,284 ft). The Engadine, the valley of the En, is the only Swiss valley whose waters end up in the Black Sea.
The Salzach is a river in Austria and Germany. It is a right tributary of the Inn and is 227 kilometres (141 mi) in length, its flow eventually joins the Danube. Its drainage basin of 6,829 km2 (2,637 sq mi) comprises large parts of the Northern Limestone and Central Eastern Alps. 83% of its drainage basin lies in Austria, the remainder in Germany (Bavaria). Its largest tributaries are Lammer, Berchtesgadener Ache, Saalach, Sur and Götzinger Achen.
The Pegnitz is a river in Franconia in the German federal state of Bavaria.
The Rednitz is a 46 km (29 mi) long river in Franconia, Germany, tributary of the Regnitz. The Rednitz is formed by the confluence of the rivers Franconian Rezat and Swabian Rezat, in Georgensgmünd. The Rednitz flows north through Roth bei Nürnberg, Schwabach and the southwestern quarters of Nuremberg. The Rednitz joins the Pegnitz to form the Regnitz in Fürth.
Große Laber is a river in Bavaria, Germany, a right tributary of the Danube.
The Swabian Rezat is a 33.3-kilometre-long river in southern Germany (Bavaria). It is the southern, right source river of the Rednitz. It rises in the Franconian Jura hills, near Weißenburg in Bayern. It flows generally north through the towns Weißenburg in Bayern, Ellingen and Pleinfeld. Together with the Franconian Rezat, it forms the Rednitz in Georgensgmünd.
The Haidenaab is the right and western headstream of the River Naab in the Upper Palatinate in the south German state of Bavaria. At its confluence with the Waldnaab near Luhe-Wildenau, the Naab is formed.
The Ölschnitz is a right-bank, northern headstream of the White Main in the German province of Upper Franconia in Bavaria. It is 22.1 kilometres (13.7 mi) long.
The Ölschnitz is right-bank, southeastern headstream of the Red Main in the German province of Upper Franconia in Bavaria. It is 8.8 kilometres (5.5 mi) long, and including its source river Laimbach 18.5 km (11.5 mi).
The Kahl is a river in the northern Spessart in Bavaria and Hesse, Germany. It is a right tributary of the Main and is 35.6 km (22.1 mi) long. The name Kahl comes from the Old High German word kaldaha, which means cool and clear. The Kahl rises from two sources left and right of the road at the foot of the Spessart hills, near Kleinkahl. These springs produce 50–60 litres per second. The Kahl flows into the river Main in Kahl am Main. The mouth is near the old Kahl Nuclear Power Plant. The largest tributaries are Westerbach, Sommerkahl, Reichenbach and Geiselbach.
The Geiselbach is a right tributary of the Kahl in the northern Spessart in Bavaria and Hesse, Germany. It is 5,2 km (3,2 mi) long and begins at the confluence of multiple headstreams in Geiselbach. The largest tributary is the Omersbach. It discharges near the Teufelsmühle. The Geiselbach flows through the Teufelsgrund to Hüttelngesäß and forms the border between Hesse and Bavaria. Near the village Brücken it empties into the Kahl.
The Sommerkahl is a small river in the northern Spessart in Lower Franconia, Bavaria, Germany. Near Langenborn the Sommerkahl empties from the left into the Kahl. Together with Westerbach, Reichenbach and Geiselbach the Sommerkahl is one of the largest tributaries of the Kahl.
The Püttlach is a left tributary of the River Wiesent. It is about 27 km (17 mi) long and flows through the Bavarian region of Franconian Switzerland in Germany.
Gersprenz is a river that starts in the Odenwald, Hesse and flows into the river Main near Aschaffenburg, Bavaria, Germany. Including its source river Mergbach, it is 62.1 km (38.6 mi) long, without the Mergbach it is 51.3 km (31.9 mi) long.
Höllbach is a river of Bavaria, Germany. It is the right headstream of the Schwesnitz in Rehau. For 1.7 km it forms the border between Germany and the Czech Republic. The westernmost point of the Czech Republic is on its left tributary Mähringsbach.
The Reichenbach is a left tributary of the Kahl in the northern Spessart in Lower Franconia, Bavaria, Germany. It is 5 km (3.1 mi) long and begins at the confluence of Schützbach and Kirchengrundbach in Reichenbach. Near Mömbris the Reichenbach empties in the Kahl.
Westerbach is a river of Bavaria, Germany. It is a left tributary of the Hasel near Eppishausen.
