The Paris 2024 plans for a grandiose inauguration on its famed inner-city river have yet to receive the official green light, as town hall officials deemed its water "too dirty" to compete in and postponed an Olympic rehearsal on Monday due to strong flow.

Music pounds through an empty hangar on the outskirts of Paris as dancers perform a few snatches of a top-secret routine in front of giant mirrors. Audiences will get to see the fruits of their labours on 26 July when the opening ceremony of the Olympic Games is held in Paris.

On Tuesday, the Louvre Museum in Paris announced its intention to host yoga and sports sessions within its iconic galleries. This initiative is part of a broader city-wide cultural programme ahead of the Olympics.

French Interior Minister Gerald Darmanin embarked on an official visit to Morocco on Monday, where he expressed appreciation for the kingdom's invaluable assistance in combatting terrorism within France in the build up to Paris 2024.

British Olympic Association chief executive Andy Anson has expressed "concern" about the opening ceremony for the Paris 2024 Games on the Seine after French president Emmanuel Macron said it could be moved to a stadium in the event of a security threat.

With 100 days to go until the opening of the Olympic Games in Paris, the facilities are ready and the main concern is security, especially for the opening ceremony on the Seine, which is a major challenge.

Holding the opening ceremony of the Olympic Games on the Seine is the "main plan" and "very likely", said Tony Estanguet, president of the organising committee, on Tuesday, the day after Emmanuel Macron's comments suggesting alternative venues at the Trocadéro and the Stade de France.

French President Macron expressed he was "shocked" by the recent "racist" comments and remarks about Franco-Malian singer Aya Nakamura's performance at the Paris Olympics Opening Ceremony.

French President Emmanuel Macron said on Monday that the opening ceremony of the Paris Olympics could be moved from the Seine to the national stadium in the event of a security threat.

Since Paris launched its bid to host the Olympic Games, which it successfully secured in 2017, the project has undergone numerous changes by the organisers and government authorities.

With just over three and a half months to go until the Paris 2024 Games, there are still uncertainties surrounding the defence system designed to protect Paris from a hypothetical attack at the Opening Ceremony, when more than 300,000 people will gather with the eyes of the world upon them.

The French Minister for Sport and the Olympic Games, Amélie Oudéa-Castéra, has assured that the Paris 2024 Opening Ceremony has a contingency plan in place and has ruled out any "terrorist threat" at this stage.

During the Paris 2024 Opening Ceremony on 26 July, a procession of 180 boats, 94 of which will be used to transport athletes, will sail down the River Seine. Up to 326,000 people will witness the spectacle.

The theatre director in charge of the opening day of Paris 2024 has an enormous task ahead. Not only does he have to develop a concept that will have an impact on the world, but he also has to navigate security, environmental and architectural constraints, and the opinions of billions of people.

The Olympic year, the run-up to Paris, got off to a great start with the Winter Youth Olympic Games in Gangwon, South Korea.