Bovington's Tank Museum in Dorset has been handed a windfall two point five million pounds.
The money from the Heritage Lottery Fund will go towards a new tank restoration centre, two new exhibitions and more support for volunteers.
Tank Museum Director Richard Smith said; "This is a pivotal moment in the history of The Tank Museum.
The support of the Heritage Lottery Fund will ensure that we can continue to thrive, so we are naturally delighted and extremely grateful."
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A risk of heavy downpours in parts of Kent this afternoon. Elsewhere, mostly dry with sunny spells.
Thunderstorms and heavy downpours caused flooding across the Meridian region yesterday. Some residents have been evacuated from their homes.
A bright start with sunny spells for much of the day. Becoming cloudy with rain later.