These tours typically last around two hours and combine a short walk through central Prague with a much longer visit to a genuine 1950s nuclear bunker 15 meters underground. You’ll see original gas masks, communication equipment, air filtration systems, and Cold War propaganda. The bunker itself is the main event: cold, damp, and genuinely atmospheric. Expect a lot of standing, some narrow passages, and decent but not world-class guiding. It’s interesting if you like military history or Soviet-era stuff, but it can feel a bit long if you’re not that into it.
Best time is spring or autumn. Summer gets hot and the tours sell out; winter means you’ll be freezing underground. Expect to pay around $45–65 per person depending on group size and whether transport is included. Book at least a few days ahead in peak season.
Tip: Choose the version that spends most of its time in the bunker rather than the city walk — the above-ground part is usually the weaker half. Skip the gas mask workshop if it’s offered; it’s mostly just trying on old masks for photos and adds little value. Go early in the day when guides are fresher and groups are smaller.
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