She also learned 28 violin concertos, chamber works, and assorted showpieces. Pizzicato is used in orchestral works and in solo showpieces. Along the path, hawkers sell souvenirs like necklaces, anklets, showpieces and keychains. Keshu finds them welcoming and the house having African curios and showpieces. Grand buildings and huge public squares were developed in Pyongyang as architectural showpieces. It is also used in some virtuoso showpieces. The "Carillon" has been called "one of the great showpieces of French Romantic organ music". There are many examples of astronomical table clocks, due to their popularity as showpieces. Sugar showpieces can be composed of several different types of sugar elements. In May 2000, Lau designed 30 showpieces for the worldwide diamond company Debeers.