A 38 m former waterworks tower above the Letná plain with a viewing gallery and a periscope on the fifth floor and a Foucault pendulum swinging in the stairwell. A small neighbourhood sight most visitors never hear of.
- Address
- Na Výšinách 1000/1, 170 00 Praha 7-Bubeneč
- Hours
- Tue-Sun 14:00-18:00; closed Mon (outdoor area daily 10:00-18:00)
- Best time to go
- Afternoon · About 30 min
- Price
- CZK 75, reduced CZK 50; cash or QR payment (prague.eu, 2026)
- Price level
- Kč
Details can change. Check hours and prices before you go.
Good to know
- Look through the periscope at Prague's monuments
- Pay in cash or by QR code
- Guided tours can be booked