Free things to do in London

London Oratory is a graceful pause in a museum-heavy part of town. Step in from Brompton Road and the mood shifts quickly: Italian Baroque detail, hush, candlelight, regular masses and a music programme that gives the building real presence.

Mayfair Islamic Centre is a practical stop for Muslim travellers moving through central London. Its Mayfair location makes it especially handy between shopping streets, Hyde Park, hotels and West End plans, with separate facilities noted for women.

Horizon 22 is an easy way to add a big London view without paying for an attraction ticket. It works well for first-timers, photographers and anyone walking the City who wants to understand how the towers, river and famous landmarks sit together.

Parliament Hill Viewpoint is London at its simplest: a walk uphill, open sky, grass underfoot and the city spread out in the distance. It is lovely at sunset, easy to turn into a picnic stop, and refreshingly free of lifts, glass and ticket queues.

The Lookout is a polished high-rise view that does not need to take over your day. From Level 50, it gives a memorable angle on the City and works neatly with nearby stops such as The Garden at 120, a riverside walk or a quick lunch break.

Wellcome Collection is a good choice when you want culture with a quieter, more thoughtful edge than the blockbuster museums. Its exhibitions often suit adults and older teens drawn to health, design, history, ideas and unexpected connections.

Moco Museum London suits visitors who want punchy contemporary art rather than a traditional gallery circuit. The listing marks it as free, and the Marble Arch location makes it easy to fold into a Hyde Park, Oxford Street or West End day.

The Garden at 120 feels like a calm pocket above the City rather than a formal attraction. Greenery, a water feature and open-air skyline angles make it a useful breather between nearby sights, especially if you want views without being indoors.

The Natural History Museum is a reliable free anchor when London weather turns or children need somewhere with real wow factor. Come for the dinosaurs and grand galleries, but leave room to enjoy the building itself; it can work as a focused hour or stretch easily into half a day.

LEGOLAND® Windsor Resort is marked as free in the provided data, but it is best treated as a dedicated family day out rather than a casual London add-on. Its sweet spot is younger children who will enjoy the models, rides and bright, playful setting.

Isabella Plantation is Richmond Park at its most intimate: woodland paths, reflective ponds and seasonal colour tucked inside the wider open parkland. Late April and May bring the famous azalea and rhododendron displays, but it remains a calm, green escape outside peak bloom too.

Hyde Park is central London’s easiest free breather when the day has been heavy on shops, museums or Tube rides. It works for families, solo walkers and anyone who needs open space without straying far from Zone 1 momentum.

Richmond Park is the choice for a day when you want London to feel wide, green and almost rural. It suits walkers, cyclists and families, and it is especially rewarding if spotting deer and taking time outdoors matter more than ticking off attractions.

St James's Park is one of the most satisfying free detours in ceremonial London. The lake, formal planting and palace-side setting make even a short stroll feel polished, scenic and distinctly London.