The Jerusalem Synagogue (Jeruzalémská synagoga) is an active synagogue built in 1906 to celebrate Emperor Franz Joseph I's silver jubilee, it features a unique blend of Moorish Revival and Art Nouveau architecture. While originally designed as a reform synagogue, it now caters to more traditional members of the Jewish community. The interior is adorned with intricate decorations, making it a must-visit for tourists and architecture enthusiasts alike.