11 registered schools. ZS Prameny in Karviná - Ráj planted Tilia tomentosa . Their comments: " We children from the 4th class at basic school Prameny in Karviná (Czech rep.) say Hello to everybody. We planted our tree (lípa in czech language)at 12 o´clock, the weather was wishing our tree celebration - it was sunny and warm. We are glad that our tree can help to better air. It´s important for nature and all people. "