These are mind. I've probably missed a few
Scotland
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Hilton Edinburgh Carlton
Waldorf Astoria Caledonian Edinburgh
Hilton Glasgow City Centre
Hilton Aberdeen TECA
DoubleTree Aberdeen Beach
HGI Glasgow
DoubleTree Glasgow City Centre
Bristol and the south
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Hampton Bristol Airport
DoubleTree Bristol North
DoubleTree Bristol Cadbury
Hampton Exeter
DoubleTree Bath
Hampton Bath City
Midlands
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Hilton Northampton
DoubleTree Nottingham Gateway
Hilton Warwick
Hilton Metropole NEC
Hilton St Georges Park
Hampton Birmingham Airport
HGI Birmingham Brindley Place
DoubleTree Stratford-upon-Avon
Northern England
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DoubleTree Newcastle Airport
Hilton Gateshead
Hilton Manchester Deansgate
DoubleTree Manchester Piccadilly
DoubleTree Manchester Airport
DoubleTree Leeds City Centre
London
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Hilton Kensington
Hilton Olympia
Hilton Euston
Hilton Metropole
Hilton Bankside
Hilton Tower Bridge
Hilton Canary Wharf
Hilton T5
Hilton T4
Hilton Paddington
Hilton Metropole
Hilton Syon Park
Hilton Hyde Park
Hilton Park Lane
Hilton Wembley
Hilton London Angel Islington
DoubleTree Docklands Riverside
DoubleTree Tower of London
DoubleTree London West End
DoubleTree Ealing
South England
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DoubleTree Woking
Hilton Reading
DoubleTree St Annes Manor
Hilton Cobham
DoubleTree Oxford Belfry
Hampton Oxford
Hampton Stansted Airport
Southampton
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Hilton Southampton Aegis Bowl
Hilton Avisford Park
Dubai
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Conrad
Hilton JBR Walk
Hilton JBR Resort
Hilton Palm Jumeirah
Hampton Dubai Airport
Hilton Habtoor City
Hilton Dubai Creek
Abu Dhabi
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Hilton Corniche
Iceland
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Hilton Reykjavik Nordica
Hilton Reykjavik Canopy
Amsterdam
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DoubleTree Centraal Station
Germany
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Hilton Frankfurt Airport
Poland
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HGI Krakow
Saudi Arabia
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DoubleTree Riyadh