Some links on this page are affiliate links. If you book through them we may earn a commission, at no extra cost to you. It never changes what we recommend or where we send you. How this works.
Things to do in Prague
Most of the good things in Prague are free to look at. Here is what is worth your time on a weekend, what to book, and the one famous attraction that disappoints almost everybody.
Prague’s centre is dense enough that you will see most of the landmarks whether you plan to or not. The decisions that matter are which two or three things you pay for and go inside, and what time of day you approach the ones everyone else is also visiting.
The short list, ranked for a weekend
| What | Time needed | Book ahead? | Verdict |
|---|---|---|---|
| Prague Castle | 2–3 hours | Yes, on weekends | The one paid thing everyone should do |
| Charles Bridge | 20 minutes | No | Free, and transformed by going at 08:00 |
| Jewish Quarter | 2–3 hours | Worth it | The most affecting few hours in the city |
| Petrin hill and tower | 1–2 hours | No | Best view, funicular on a normal ticket |
| Old Town Hall tower | 45 minutes | No | The view down onto the square |
| Astronomical Clock show | 1 minute | No | See the clock, skip the hourly show |
| A river cruise | 1–2 hours | Yes at sunset | Better than it sounds, especially in winter |
| Kutna Hora | Most of a day | Yes | Only with three nights |
The free half of Prague
It is worth saying plainly, because the city’s own marketing does not: the walk from Mala Strana up to the castle, across the bridge and through the Old Town is the main event, and it costs nothing. The castle grounds are free to enter; only the interiors are ticketed. Most of the churches are free to look into. Every viewpoint over the roofs except the towers is free.
- Charles Bridge before 09:00, when it is a river crossing rather than a queue
- The castle grounds, the changing of the guard, and the view from the ramparts
- Petrin hill’s slopes and the orchards on the way up
- Riegrovy sady in Vinohrady at sunset
- Naplavka riverbank, and its Saturday farmers’ market
- Wallenstein Garden, with the peacocks, in season
What to book before you fly
Very little, but not nothing. Prague Castle interiors on a Saturday and sunset river cruises are the two things that genuinely sell out on a weekend. Day trips to Kutna Hora and Cesky Krumlov also fill up, and both have limited departures.
The clock itself is extraordinary — a 15th-century astronomical instrument that still works. The hourly procession of apostles lasts under a minute, happens behind small windows several storeys up, and draws a crowd of several hundred people who mostly look at each other afterwards with the same expression. Look at the clock face properly. Do not organise your day around the hour.
What to skip without guilt
Prague’s centre carries a layer of paid attractions aimed squarely at visitors, and a weekend is short enough that saying no to them matters. The museums of torture, wax, ghosts, alchemy and beer along the main tourist route are almost uniformly thin for the entry price, and every hour spent in one is an hour not spent on the walk that makes Prague worth visiting.
The same applies to the horse-drawn carriages on the Old Town Square, the segway and beer-bike tours, and any restaurant with a person outside holding a menu. None of them are scams. They are simply not what the city is good at.
Castle entry, the Jewish Quarter circuit and evening cruises are the three things worth having in hand before you arrive.
Frequently asked questions
What is the number one thing to do in Prague?
Walk from Mala Strana across Charles Bridge into the Old Town early in the morning. It is free, takes half an hour, and is the reason people fall for the city.
Is Prague Castle worth it?
Yes, and it is the one paid attraction worth prioritising on a short trip. The grounds are free; the ticketed circuit covers St Vitus Cathedral, the Old Royal Palace and Golden Lane.
How many days do you need in Prague?
Two nights covers the centre. Three lets you add the Jewish Quarter properly or a day trip without cutting anything else.
Is the astronomical clock worth seeing?
The clock, yes. The hourly show, not really — it is brief, distant and heavily crowded. Almost everyone who watches it says the same thing afterwards.