The Danube is a remarkably long river and following it from source to the sea makes for a largely easy cycle ride on, usually, very well maintained and signed paths. The history of the areas passed through are fascinating and diverse. Here, we take a quick look at the Danube by numbers and what you might expect if you followed the Danube Cycleway.
10 - the number of countries visited by the Danube: Germany, Austria, Slovakia, Hungary, Croatia, Serbia, Romania, Moldova, Ukraine and Bulgaria.
2888 - the Danube is Europe's second longest river at 2888km long. Only the Volga is longer (in Europe) at 3692km.
3 - the number of times you cross the former iron curtain if you follow the full 2987km route of the Danube Cycleway.
The gates that once marked the Iron Curtain are nowadays permanently open
9 - the Romans arrived in 9bc and utilised the natural, and defendable, border of the river in a series of fortified settlements. Some of the larger settlements were Aquincum near Budapest, Singidunum in Belgrade, Viminacium and Durostorum.
6 - the Danube cycleway has been incorporated into the mostly very well signed and maintained Eurovelo 6 (EV6)
18000, nearly - the number of pipes on the Passau cathedral's organ, the largest organ in Europe. Organ concerts are held daily in the summer
Passau cathedral organ is the largest in Europe
1872 - the year that the cities of Buda and Pest were amalgamated
7 - the number of road bridges between Buda and Pest
400,000 - the staggering number of Jewish Hungarian victims of the holocaust
2000 - during a festival each July in Baja, 2000 cooking pots of fish are cooked and served to visitors. This has seen them entered into the Guinness Book of Records
8 - a wooden bridge once spanned 8km over the river Drava and its floodplain, now the Croatian city of Osijek
The 161.5m high spire of Ulm münster is the world’s tallest church spire.
161.5 - the height, in metres of the world's tallest church spire at Ulm cathedral
768 - the number of steps that can be climbed to the top of Ulm cathedral
1.3m - the number of visitors to the reasonably new Legoland Deutschland, near Günzburg
150,000 - the library in Kalocsa’s archbishop's palace contains 150,000 ancient books
The library in Kalocsa’s archbishop's palace has a library of 150,000 ancient books
2 - the number of Cicerone guidebooks to the Danube cycleway, by Mike Wells.