A riderless horse and a 10-metre-high thumbs up are the latest works that will take their place on Trafalgar Square's fourth plinth.
The horse, complete with an electronic ribbon tied to its leg displaying the latest live Stock Exchange prices, is by German artist Hans Haacke and will be unveiled next year.
David Shrigley's bronze Really Good will be unveiled in 2016.
Mayor of London Boris Johnson said the "two very different sculptures" were "wryly enigmatic in their own way".
The next two works of art to occupy the fourth plinth in Trafalgar Square will be unveiled today.
Six artists are competing against each other to fill the coveted spot.
Two will be chosen to occupy the plinth in 2015 and 2016.
Munira Mirza, Deputy Mayor for Education and Culture, will announce the winners at 9:15 this morning.
Transporting a 60ft Christmas tree 700 miles from Norway to London is no easy task, so how was it done?Read the full story ›
Trafalgar Square's Christmas tree has been delicately moved into position, before the lights are switched on later this week. Cranes were used to lift the 60ft tree earlier today. This 30 second timelapse video shows how it was lifted.
Work has begun to install the 50 year old, 60 foot tall, Norwegian Christmas tree in Trafalgar Square.
Every year since 1946 the Norwegians have gifted a magnificent spruce pine as a thank you to Britain for our support during the Second World War. The lights on the tree will be switched on this Thursday.
Martin Stew was in Norway last month as the tree was cut down before it began a 700 mile journey.
The Trafalgar Square Christmas Tree will arrive in the capital this morning after its journey from Norway. The spruce is donated by the City of Oslo to the people of London each year as a token of gratitude for Britain's support during the Second World War.
They [the police] started shouting move back, move back, but we had nowhere to go. The police started pushing us, screaming 'move back, move back'.
There was a fire on the right hand side of the [Victoria] monument and people started throwing things.
- Scotland yard says eleven people were arrested nine for public order offences and two for criminal damage
- Officers in riot gear controlled the crowd, which was part of a pre-arranged Anonymous Million Mask March
- Several similar events were carried out in cities in Japan, Australia, and New Zealand in opposition to austerity cuts, corruption and an increase in state surveillance
Hundreds of masked Anonymous protesters descended on Buckingham Palace and Parliament Square as part of a worldwide march against austerity cuts. A fire was started just yards from the gates of the palace as protesters threw glass bottles during clashes with police last night.
Nelson's Column in Trafalgar Square and the Victoria Memorial near the palace were damaged during the demonstrations. Fireworks were also reportedly thrown towards Buckingham Palace.
All-American fever grips Trafalgar Square today as the NFL stages a fan rally ahead of Sunday's match between the San Francisco 49ers and the Jacksonville Jaguars at Wembley.
Last year's fan festival was attended by 40,000 fans. Players from both teams, NFL legends and cheerleaders will all be part of the event