The protest was largely peaceful but the police did make two arrests.
Roads, railways and airports are facing one of their biggest days of the year with the traditional start of the summer holiday season.
The procedure is banned in the UK but 'Stacey' wants it to be made legal. She's asked for her identity to remain secret.
This is the concluding episode in our series marking the centenary of the start of World War One.
Tonight's edition looks at the heroic efforts of the 1st Monmouths who - against all the odds - helped hold the line at the Second battle of Ypres.
It also features a tribute to Welsh air ace Ira Jones.
Click below to catch up with earlier programmes in the series
Police are continuing to investigate the violence that took place in Cardiff following a protest against events in Gaza on Saturday.
Two arrests were made after clashes in the Mill Lane area of the city. South Wales Police are appealing for anyone with further information to come forward.
From the fields of France to the deserts of Palestine, Trevor Fishlock tells the story of a generation lost to the battlefields of the First World War, in a series marking the centenary of the start of the conflict.
South Wales Police say they will conduct a "robust investigation" into violence that broke out during yesterday's march against the Gaza conflict in Cardiff.
– Chief Inspector Dan Howe, South Wales Police
We recognise that this was an alarming and violent incident. It was however an isolated occurrence and was not representative of the whole event”.
The force asked for anyone with footage of violence, which broke out in the Mill Lane area of the city, to contact them.
Protests against the ongoing violence in Gaza has begun outside City Hall in Cardiff.
Around 800 Palestinians have died in just over two weeks of violence between the Israeli military and Hamas militants.
The UN have said more that 140,000 people have been displaced since the conflict began.
Hundreds of people are expected to line the streets of Cardiff today in protest against the continuing violence in the Palestinian region of Gaza.
More than 800 Palestinians have died in 16 days of violence between the Israeli military and Hamas militants.
The UN said more than 140,000 people have been displaced since the conflict began.
A UN school which was being used as a shelter was attacked on Thursday, leaving around 19 dead and dozens injured.
It's not yet clear who was responsible for the attack.
Many from the Palestinian community in Wales and a number of unions are expected to join the protest in the city centre this afternoon.
Primary school pupils from Wales are to be given the opportunity to write a personal message to the NATO world leaders about their hopes for the future.
Five classes of nine and 10 year olds from across Wales have been asked to answer the question of what they would like to have changed in the world by the time they have become adults.
The NATO Conference, held on 4 and 5 September, will be one of the biggest gatherings of world leaders, including US President Barack Obama and French President Francois Hollande.
Each of the 28 World leaders will be personally given one of the messages during the Summit.
This year's summit in Wales will be one of the most important summits in NATO's history as world leaders consider how NATO can continue to be at the forefront of building stability in an unpredictable world.
First Minister Carwyn Jones said;
"NATO leaders will hear the hopes of the children growing up in towns and villages right across Wales as they sit in summit talks and we will have given a group of children a once in a lifetime opportunity to send a message to some of the most prominent leaders of the world."
Mr Andrew Rothwell from Mount Pleasant Primary School in Newport who teaches one of the classes taking part said;
"Writing these postcards has lit a flame in these children - we'd already talked a lot in class about this summit that's happening on their doorstep and to now have the chance to be a part of it has really captured their imagination."