๐ Traditional fair for minerals, gemstones, fossils, and jewelry.๐ Held twice annually in Prague, Czech Republic.# Why Go๐ Discover a wide selection of minerals, gemstones, fossils, and unique handmade jewelry from leading firms.๐ Meet international exhibitors and leading specialists.๐บ๏ธ Explore interesting regional museum expositions.โ๏ธ Get your own minerals and gemstones evaluated by experts.# Cost๐ฐ Free entry for children and youth up to 18 years.# Hours๐ Held twice a year: Spring (February) and Autumn (October).# Tips๐ถ Free entry for children and youth up to 18 years.๐ Pleasant parking available.๐ Easily accessible by metro (Invalidovna station), just a five-minute walk.