National Technical Museum Over a period of more than a hundred years, extensive collections have been established documenting the development of many technical fields, natural and exact sciences and industry in the territory of today's Czech Republic. Fourteen permanent exhibitions have been prepared for the visitors:  TRANSPORT, ARCHITECTURE, CONSTRUCTION AND DESIGN, ASTRONOMY, PRINTING, PHOTOGRAPHY STUDIO, DOMESTIC TECHNOLOGY, CHEMISTRY AROUND US, TIME MEASUREMENT, MINING, METALLURGY, INTER-CAMERA, TECHNOLOGY THROUGH PLAY AND TOP SECRET EXHIBITION, and TV STUDIO. Opening hours(2014): Tuesday - Friday: 9:00 a.m. - 5:30 p.m.&nb ...