The UNESCO World Heritage Sites in the Czech Republic include:
1. Historic Centre of Český Krumlov
2. Historic Centre of Telč
3. Historic Centre of Prague
4. Pilgrimage Church of St. John of Nepomuk at Zelená Hora
These sites have been recognized for their cultural and natural significance, contributing to the rich heritage of the Czech Republic and showcasing exceptional universal value.
Citations:
[1] https://es.wikipedia.org/wiki/Categor%C3%ADa:Patrimonio_de_la_Humanidad_en_la_Rep%C3%BAblica_Checa
[2] https://es.wikipedia.org/wiki/Anexo:Patrimonio_de_la_Humanidad_en_la_Rep%C3%BAblica_Checa
[3] https://www.pragueinsider.eu/es/aktivity/praha-a-okoli/pamatky-unesco/
[4] https://elpais.com/diario/1992/12/15/cultura/724374005_850215.html