- HaaHoos Ceramics
- Habberley Trail
- Hack Green Secret Nuclear Bunker
- Hackney City Farm
- Hadleigh Castle
- Hadrians Wall and Fort
- Haigh Woodland Park
- Hailsham Leisure Centre
- Haldon Forest Park
- Halifax Swimming Pool
- Halifax Treasure Hunt Trail
- Hall Farm Park
- Hall Hill Farm
- Hall Hill Playbarn
- Hallingbury Hall Equestrian Centre
- Hall Leys Park
- Hall Place & Gardens
- Halton Miniature Railway
- Haltwhistle Swimming and Leisure Centre
- Halymyres Stables
- Hamble Spy Mission Treasure Trail
- Hamerton Zoo Park
- Ham House and Garden
- Hamilton Ice Rink
- Hamilton Water Palace
- Hamleys
- Hampstead Heath
- Hampstead Ponds
- Hampton and Kempton Waterworks Railway
- Hampton Court Palace
- Hamptonne Country Life Museum
- Hampton Pool
- Hamsterley Forest
- Hanbury Hall and Gardens
- Handa Island Wildlife Reserve
- Hands-on Art Adventures
- Hangar 5
- Hangloose Adventure Bluewater
- Hangloose Adventures
- Hans & Gretel
- Hanwell Zoo
- Happisburgh Beach
- Happy Days
- Happy Days Play Centre
- Happy Dayz Indoor Play Centre
- Happy Glaze Ceramics
- Happy Glaze Pottery
- Happy Hands Pottery Painting
- Happy Hooves Riding Centre
- Happy Mount Park
- Happy Potter
- Happy Town
- Harborne Pool and Fitness Centre
- Harborough Leisure Centre
- Harborough Museum
- Harbour Park
- Hardcastle Craggs
- Hard Rock Cafe Newcastle
- Hardwick Hall
- Hardwick Park
- Hardys Animal Farm
- Harestanes Countryside Visitor Centre
- Harewood House
- Hargate Hill Equestrian Centre
- Harlech Beach
- Harlech Castle
- Harlequin Puppet Theatre
- Harlow Museum & Walled Gardens
- Harlow Town Park
- Harlyn Bay Beach
- Harpers at Grantham Meres
- Harrington Aviation Museum
- Harris Museum, Art Gallery and Library
- Harrogate Climbing Centre
- Harrold Odell Country Park
- Harry Potter: A Forbidden Forest Experience
- Harry Potter and the Cursed Child
- Harry Potter London Bus Tour
- Harry Potter London Walk
- Harry Potter Studio Tour London, Warner Bros
- Harry's Play Centre
- Hartcliffe Farm
- Hartlebury Castle
- Hartlepools Maritime Experience
- Hartshill Hayes Country Park
- Hartsholme Country Park
- Harvington Hall
- Harwich Harbour Ferry
- Haslemere Educational Museum
- Hastings Adventure Golf
- Hastings Aquarium
- Hastings Beach
- Hastings Museum and Art Gallery
- Hastings Treasure Hunt Trail
- Hasty’s Adventure Farm
- Hatchlands Park
- Hatfield Forest
- Hatfield House and Park
- Hatfield Kids Funzone
- Hatfield Leisure Centre
- Hatfield Outdoor Activity Centre
- Hatfield Swim Centre
- Hathersage Open Air Heated Pool
- Hatters Farm Pumpkin Patch
- Hatter Street Studio
- Hatton Adventure World
- Hatton Country World
- Hat Works Museum of Hatting
- Haughmond Hill
- Haugh Woods Butterfly Trails
- Hauxley Nature Reserve
- Havant Leisure Centre
- Haven Banks Outdoor Education Centre
- Haven Holiday Parks
- Haven Point
- Havergate Island
- Haverhill Leisure Centre
- Havre Des Pas Bathing Pool
- Hawk Conservancy Trust
- Hawkridge Bird of Prey Centre
- Hawkstone Park Follies
- Hawks Well Theatre
- Hayburn Wyke Beach
- Hayden Equestrian Centre
- Hayfield Equestrian Centre
- Hayle Swimming Pool
- hayling boat trips
- Hayling Island Beach
- Hayling Seaside Railway
- Haynes International Motor Museum
- Haysden Country Park
- Hazlehead Park
- Heacham Sands
- Heacham South Beach
- Head 4 Heights Ltd
- Head of Steam - Darlington Railway Museum
- Head Over Heels Play
- Heads of Ayr Beach
- Heads of Ayr Farm Park
- Headstone Manor and Museum
- Healeys Cornish Cyder Farm
- Heartlands
- Heart of Wales Riding School
- Heatherslaw Light Railway
- Heatherton World of Activities
- Heath Robinson Museum
- Heaton Park
- Heaton Park Golf Centre
- Hebden Bridge Mystery Treasure Trail
- Hebden Bridge Picture House
- Hebridean Adventures
- Hebridean Whale Cruises
- Hedingham Castle
- Helen's Bay
- Helensburgh Beach
- Hellfire Caves
- Hello Kitty Cafe Birmingham
- Hello Kitty Cafe Braehead
- Hello Kitty Cafe Edinburgh
- Hello Kitty Cafe Manchester
- Hells Mouth Beach
- Helly Hansen Watersports Centre
- Helmsley Mystery Treasure Trail
- Helmsley Open Air Swimming Pool
- Helmsley Walled Garden
- Hemsby Beach
- Hemsley Conservation Centre
- Hemsworth Water Park and Playworld
- Hendon Leisure Centre
- Hengistbury Head Beach and Reserve
- Hengrove Park
- Henley Adventure Golf
- Henley Leisure Centre
- Henry Moore Studios & Gardens
- Hensting Alpaca Walking Experience
- Herbert Art Gallery and Museum
- Hereford Leisure Centre
- Hereford Leisure Pool
- Hereford Museum and Art Gallery
- Herefordshire Nature Trust
- Herefordshire Raceway
- Hermaness National Nature Reserve
- Herne Bay
- Herne Bay Hippodrome
- Herne Bay Memorial Park
- Herons Leisure Pool
- Herrings Green Activity Farm & Birds of Prey Centre
- Herrington Country Park
- Hertford Museum
- Hertfordshire Sports Village
- Hertfordshire Zoo (Previously Paradise Wildlife Park)
- Hertford Theatre
- Hesketh Farm Park
- Hesketh Park
- Hestercombe Gardens
- Hever Castle & Gardens
- Hexham Abbey
- Hexham Old Gaol
- Hexham Treasure Hunt Trail
- Hickory Dickory's Playhouse
- Hickory Dickory's Playhouse Birmingham
- Hicks Lodge
- Hidcote Manor Garden
- Hidden Valley Discovery Park
- Hide & Secrets Adventure Play at Burghley House
- High Adventure
- High Altitude Trampoline Park
- Highball Climbing Centre
- Highclere Castle
- Highcliffe Beach
- High Cross Riding School
- Highfield Adventure Playground
- High Force Waterfall
- Highgrove Pool and Fitness Centre
- Highland Aviation Museum
- Highland Folk Museum
- Highland Museum Of Childhood
- Highland Safaris
- Highland Wildlife Park
- High Lodge Thetford Forest Centre
- High Salvington Windmill
- High Woods Country Park
- Highworth Recreation Centre
- High Wycombe Treasure Hunt Trail
- Hilbre Islands
- Hillfield Nursery & Farm Shop
- Hill Head Beach
- Hillingdon Sports & Leisure Complex
- Hillsborough Leisure Centre
- Hilltop Garden Centre Kids Play area
- Hilltop Outdoor Centre
- Himley Hall and Park
- Hinchingbrooke Country Park
- Hinksey Outdoor Pool
- Hippodrome Boness
- His Majesty's Theatre Aberdeen
- Historic Southampton Guided Walks
- History of Science Museum
- History on Wheels Museum
- Hitchin Lavender
- Hitchin Swimming Centre
- HMS Belfast
- HMS Caroline
- HMS Trincomalee 1817
- HMS Unicorn
- Hoar Park
- Hobbledown
- Hobbledown Heath
- Hockerhill Adventure Playbarn
- Hockley Woods
- Hocus Pocus Indoor Play & Party Venue
- Hocus Pocus Play
- Hogarths Stone Manor
- Hoghton Tower
- Hogshaw Farm & Wildlife Park
- Hole in the Wand Blackpool
- Hole Park Gardens
- Holkham Beach
- Holkham Hall & Woodland Play Area
- Holland Park
- Hollingworth Lake Activity Centre
- Hollingworth Lake Country Park and Visitor Centre
- Hollow Trees
- Holls Studio
- Hollycombe Steam in the Country
- Holly Tree Riding School
- Hollytrees Museum
- Hollywood Bowl Ashford
- Hollywood Bowl Basildon
- Hollywood Bowl Basingstoke
- Hollywood Bowl Belfast
- Hollywood Bowl Birmingham Broadway Plaza
- Hollywood Bowl Birmingham Resort World
- Hollywood Bowl Birmingham Rubery
- Hollywood Bowl Bolton
- Hollywood Bowl Bournemouth Branksome
- Hollywood Bowl Bracknell
- Hollywood Bowl Bradford
- Hollywood Bowl Brighton
- Hollywood Bowl Bristol (Longwell Green)
- Hollywood Bowl Bury
- Hollywood Bowl Cardiff
- Hollywood Bowl Carlisle
- Hollywood Bowl Cheltenham
- Hollywood Bowl Crawley
- Hollywood Bowl Cribbs Causeway
- Hollywood Bowl Cwmbran
- Hollywood Bowl Dagenham
- Hollywood Bowl Derby
- Hollywood Bowl Dunfermline
- Hollywood Bowl Eastleigh
- Hollywood Bowl Finchley
- Hollywood Bowl Glasgow Coatbridge
- Hollywood Bowl Glasgow Springfield Quay
- Hollywood Bowl High Wycombe
- Hollywood Bowl Hull
- Hollywood Bowl Lakeside
- Hollywood Bowl Leeds
- Hollywood Bowl Leicester
- Hollywood Bowl Lincoln
- Hollywood Bowl Liverpool
- Hollywood Bowl Liverpool Speke
- Hollywood Bowl London O2
- Hollywood Bowl Maidstone
- Hollywood Bowl Manchester
- Hollywood Bowl Milton Keynes
- Hollywood Bowl Norwich
- Hollywood Bowl Oxford
- Hollywood Bowl Peterborough
- Hollywood Bowl Poole Tower Park
- Hollywood Bowl Portsmouth (Gunwharf Quays)
- Hollywood Bowl Rochester
- Hollywood Bowl Sheffield
- Hollywood Bowl Shrewsbury
- Hollywood Bowl Southampton
- Hollywood Bowl Stevenage
- Hollywood Bowl Stirling
- Hollywood Bowl Stockton
- Hollywood Bowl Surrey Quays
- Hollywood Bowl Taunton
- Hollywood Bowl Tolworth
- Hollywood Bowl Tunbridge Wells
- Hollywood Bowl Washington
- Hollywood Bowl Watford
- Hollywood Bowl Watford Atria
- Hollywood Bowl Wellingborough
- Hollywood Bowl Wigan
- Hollywood Bowl Wolverhampton (Bentley Bridge)
- Hollywood Bowl Yeovil
- Hollywood Bowl York
- Holme Pierrepont Country Park
- Holmfirth Mystery Treasure Trail
- Holmside Park
- Holt Country Park
- Holt Woodland Archery and Air Guns
- Holy Trinity Church
- Holywell Bay Beach
- Holywell Bay Golf
- Holywells Park
- Home Front Experience
- HOME Manchester
- Home of Rest for Old Horses
- Honeybees Playtown
- Honeybourne Pottery
- Honister Slate Mine Adventures
- Hoodles Play Barn
- Hoo Zoo and Dinosaur World
- Hopefield Animal Sanctuary
- Hopefield Animal Sanctuary
- Hope Nature Centre
- Hopetoun House
- Hop Skip and Jump
- Horden Welfare Park
- Horley Leisure Centre
- Hornchurch Sports Centre
- Horniman Museum and Gardens
- Hornsea Beach
- Horse Play
- Horse Riding Cornwall
- Horseshoe Lake Activity Centre
- Horsey Beach
- Horsham Museum and Art Gallery
- Horsham Park
- Horsham Spy Mission Treasure Trail
- Hosta beach
- Hoswick Visitor Centre
- Hotham Park
- Hot Pot Pottery
- Hot Rocks Climbing Wall
- Hough Green Park
- Houghton Boats
- Houghton Mill
- Houghton Sports & Wellness Centre
- Hounslow Urban Farm
- Hourglass Games
- House Of Dreams Museum
- House of Marbles
- Houses of Parliament Tour
- Housesteads Roman Fort
- Houston Farm Riding School
- Hove Museum and Art Gallery
- Hove Park
- Hoverkart Mania
- Howard Park and Gardens
- Howden Christmas Family Raceday at Ascot Racecourse
- Howden Equestrian Centre
- Howletts Wild Animal Park
- How Stean Gorge
- HS Activities
- Huddersfield Leisure Centre Splash Park
- Hulabaloos
- Hullabaloo
- Hullabaloo Soft Play Centre
- Hull and East Riding Museum
- Hull Ice Arena
- Hull Karting
- Hull Truck Theatre
- Humber Bridge Country Park
- Humber Bridge Treasure Hunt Trail
- Hunger Games Training Camp
- Hunstanton Beach
- Hunters Lodge Inn
- Hunt Fun Appleby in Westmorland
- Hunt Fun Barrow in Furness
- Huntfun Bath
- Huntfun Birmingham
- Hunt Fun Brigg
- Huntfun Brighton
- Huntfun Bristol
- Huntfun Cambridge
- Huntfun Canterbury
- Huntfun Chester
- Hunt Fun Cleethorpes
- Hunt Fun Doncaster
- Huntfun Edinburgh
- Hunt Fun Evesham
- Huntfun Glasgow
- Hunt Fun Guisborough
- Hunt Fun Halifax
- Hunt Fun Ipswich
- Hunt Fun Kettering
- Hunt Fun Kirkby Stephen
- Huntfun Liverpool
- Hunt Fun Llangollen
- Huntfun London Buckingham Palace Area
- Huntfun London Covent Garden
- Huntfun London Hyde Park
- Huntfun London Westminster
- Hunt Fun Mablethorpe
- Huntfun Manchester
- Hunt Fun Milton Keynes
- Huntfun Newcastle upon Tyne
- Hunt Fun Northallerton
- Huntfun Oxford
- Hunt Fun Pontefract
- Hunt Fun Redcar
- Hunt Fun Saltburn
- Hunt Fun Skegness
- Hunt Fun Stafford
- Hunt Fun Stockton on Tees
- Hunt Fun Taunton
- Hunt Fun Uxbridge
- Hunt Fun Wellingborough
- Huntfun Whitby
- Huntfun Windsor
- Huntfun York
- Huntingtower Castle
- Huntly Falconry Centre
- Huntly Nordic and Outdoor Centre
- Hurdy Gurdy Museum of Vintage Radio
- Hurley's Farm Pumpkin Forest
- Huruco Rare Breeds
- Huxleys Bird of Prey Centre
- Hyde Leisure Pool
- Hyde Park
- Hyde Park Stables
- Hylands House and Park
- Hythe Beach