The tidal barrier which will protect thousands of homes and businesses from the risk of flooding.
Work on the 38 million pound project in Ipswich started today and it is due to open in 2016.
The council says it will secure the future of the town, and encourage economic growth.
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A manor house in Norfolk is holding its first public open day since it was built in the 17th century.
A dry and sunny start, some cloud developing through the course of the day, but good spells of sunshine for most.
Cladding from high-rise flats in 25 local authority areas has now proved to be potentially flammable in the urgent safety review.