Euro banknotes Gothic architecture, the 50 euro note of the Renaissance, the 100 euro note of Baroque and Rococo, the 200 euro note of Art Nouveau and the 500 euro note of modern architecture. The initial designs by Robert Kalina were of actual bridges, including the Rialto Bridge in Venice and the Pont de Neuilly in Paris, and were subsequently rendered more generic. In 2011, Dutch artist Robin Stam and the town of Spijkenisse in the Netherlands built seven bridges of colored concrete after the designs on the seven euro banknotes. The euro banknotes bear the signature of the President of the
Euro banknotes are issued and printed in various member states. The euro banknotes are pure cotton fibre, which improves their durability as well as giving the banknotes a distinctive feel. They measure from to and have a variety of colour schemes. The euro notes contain many complex security features such as watermarks, invisible ink, holograms and microprinting that document their authenticity. While euro coins have a national side indicating the country of issue (although not necessarily of minting), euro notes lack this. Instead, this information is shown by the first character of each note's serial number. According to European Central Bank estimates,