The Senedd is the home of the Welsh Parliament, a strikingly open building on the edge of Cardiff Bay that is as much a public space as a place of government. Designed by Lord Richard Rogers and opened on St David's Day in 2006, it combines a sweeping timber-lined canopy, a glass wall that lets daylight pour into the entrance hall and a funnel of timber that rises above the debating chamber. The idea was transparency: anyone can walk in, look around and watch democracy at work. Admission and all tours are free, and the building houses the debating chamber, committee rooms, exhibition space and a public seating area where you can sit and watch the bay. For visitors with an interest in architecture, politics or Welsh identity, it is one of the most rewarding free stops in the city, and it takes less than an hour, so it fits easily into a walk around the waterfront.
Plan the visit around the opening pattern. The Senedd is open Monday to Friday from nine until half past four, and on Saturdays and bank holidays from half past ten until half past four, with last entry at four. Hours can change on days when the chamber is sitting or when special events take place, so look at the Senedd website before you travel.
You do not need to book to look around the public areas, and free guided tours are offered, with pre-booked group visits available for parties of up to forty people. Security screening at the door is similar to an airport, so leave large bags at your hotel and allow a few minutes to get in.
Inside, start in the entrance hall, which is called the Neuadd, and look up at the funnel of timber and glass that draws light into the chamber below. The Siambr, the debating chamber, is arranged in a horseshoe shape that encourages cooperation rather than confrontation, and the public gallery overlooks the floor so you can watch plenty of ordinary business when members are meeting.
If the chamber is not sitting, the guides explain how the building works and how it was designed with sustainability in mind, including its use of natural ventilation, Welsh slate and local materials. A small exhibition space and the Oriel provide places to sit, and wheelchairs are available on request, with lifts reaching the public areas.
Combine the Senedd with the rest of the Bay. The Pierhead building stands next door and is worth a look, the Wales Millennium Centre is a few minutes away, and Mermaid Quay has plenty of places for lunch. A good plan is to walk down from the city centre or take the Baycar 6 bus, spend an hour in the Senedd, then explore the waterfront at your own pace.
In winter the Bay can be windy and daylight fades early, so aim to arrive before lunch. Children are welcome and often enjoy the glass and timber architecture, though the visit is more about looking and listening than hands-on activity. If you can only fit one civic building into a Cardiff trip, make it this one.
A few practical extras make the visit smoother. Photography is generally welcome in the public areas, though you should follow any instructions from staff when the chamber is in session. Visitors who use a wheelchair or have limited mobility will find the main routes step-free, and quiet seating areas are available if you need a rest.
The building has a shop and a small refreshment offer on some days, but most visitors eat at Mermaid Quay afterwards. If you are curious about how Wales is governed, ask a guide about the powers of the Senedd and how members are elected.
What to expect
The experience
A free, self-paced look around a modern parliament building, with the option of a free guided tour and a seat in the public gallery.
Best time
A weekday morning, when the building is quietest and the chamber may be in session.
How long
Forty-five to ninety minutes.
Tips
Leave large bags behind, expect airport-style security, and check the Senedd website for chamber business and any changes to hours before you go.
Quick picks
- Best for
- Architecture fans, politics watchers and anyone who wants a free indoor stop on the Bay.
- Families
- Older children enjoy the glass and timber design and the idea of watching a parliament, but there is little hands-on activity.
- Couples
- Combine it with an unhurried waterfront walk and a show at the Wales Millennium Centre.
- Pair with
- The Pierhead, the Wales Millennium Centre and a Cardiff Bay walk.
- Time needed
- About an hour, or two with the rest of the waterfront.
Good questions
Is the Senedd free to visit?+
Yes, admission and all tours are free of charge.
What are the Senedd opening hours?+
It is open Monday to Friday from 9 to 4.30 and on Saturdays and bank holidays from 10.30 to 4.30, with last entry at 4. Hours can change on busy days, so check before you travel.
Can I watch the Welsh Parliament in session?+
Yes, the chamber and committee rooms have public galleries, so you can watch proceedings at no cost when members are meeting.
Do I need to book?+
Not to look around the public areas. Groups of up to forty people can pre-book a guided visit.
How do I get to the Senedd?+
It is on the waterfront at Cardiff Bay. Take the Baycar 6 bus or the train to Cardiff Bay station, or walk from the centre in about half an hour.





