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London in 3 Days Without the Tourist Traps

Three days is enough for London if you don't waste them queueing. Here's a walkable route through the city, the free museums worth your time, and the attractions that aren't.

London punishes bad planning more than most cities. It's enormous, the good things are spread out, and the most heavily advertised attractions are frequently the least rewarding. Three days is genuinely enough — as long as you don't spend them queueing for things you'll forget.

This route is built around walking, with the Tube used only to jump between districts.

Before you go: two admin items

You probably need a UK ETA now. Since 25 February 2026, visitors from visa-exempt countries — including all 27 EU states, the US, Canada and Australia — must have an approved Electronic Travel Authorisation before boarding. It costs £20 (up from £16 in April 2026), covers multiple trips of up to six months over two years, and most applications are approved within minutes via the UK ETA app. Irish and British citizens are exempt. Apply on GOV.UK or in the official app; anywhere else is a markup.

Worth knowing: the UK is not in the Schengen Area, so time spent here doesn't count against a Schengen 90/180 allowance. That makes London a useful place to wait out the window on a long European trip.

Don't buy a travelcard. Just tap in and out with a contactless bank card or phone, using the same card all trip. Transport for London caps your spending automatically at the best daily and weekly rate. Paper tickets cost roughly double. Tap out on the Tube and rail, but on buses only tap in.

Day 1 — Westminster and the river

Start at Westminster and get the postcard out of the way early: Big Ben, the Houses of Parliament, Westminster Abbey from the outside. Then cross the river and turn left.

The South Bank walk from Westminster Bridge to Tower Bridge is the single best free thing in London. It takes a couple of hours at a wander and strings together the Southbank Centre, the book market under Waterloo Bridge, the Tate Modern (free), Shakespeare's Globe, Borough Market and finally Tower Bridge itself.

Stop at Borough Market for lunch — it's touristy and it's still good; go for the stalls with queues of people in work clothes. In the afternoon, Tate Modern's free collection is worth ninety minutes even if you don't care much about modern art; the view from the Blavatnik building's top floor is free and better than most paid viewing platforms.

Evening: a pub. Not a themed one — a normal one, ideally with no menu in six languages.

Day 2 — Museums, then East London

Mornings are for museums, because everyone else arrives at eleven. Pick one:

  • British Museum — the biggest name, the busiest, genuinely extraordinary.
  • V&A — design, fashion, the most beautiful building of the three.
  • Natural History Museum — best with children; expect crowds.

All three are free. Book a timed slot online anyway; it costs nothing and skips the entrance queue.

In the afternoon, head east. Spitalfields, Brick Lane and Columbia Road are where London stops performing for visitors. Street art, vintage shops, Bangladeshi and Jewish food traditions layered on top of each other, and Sunday flower and vintage markets if your timing lands right. Shoreditch for a drink afterwards.

Day 3 — Pick one

Trying to do two of these is how a good trip becomes a tiring one.

  • Greenwich. Take the Uber Boat clipper down the Thames (contactless works, and it's a proper river trip rather than a tour). Maritime Museum, the Royal Observatory, the park view back over Canary Wharf.
  • Hampstead Heath. London's best walk, ending at Kenwood House. Swimming ponds in summer. The most local-feeling day on this list.
  • Kew Gardens. Worth the entry fee if you like plants and glasshouses; a full half-day.
  • A day trip. Oxford, Cambridge, Brighton and Canterbury are all under two hours by train.

What to skip

  • The London Eye at peak time. Expensive, slow-moving, and the view is better and free from Tate Modern's terrace or the Sky Garden (also free, book ahead).
  • Madame Tussauds. Long queues to photograph waxwork celebrities.
  • The Changing of the Guard scrum at Buckingham Palace. You'll see the back of a thousand heads. The Horse Guards ceremony on Whitehall is smaller, closer and far less contested.
  • Leicester Square and Oxford Street restaurants. Chains at a premium.
  • Oxford Street generally, unless shopping is the point of the trip.

Practical notes

  • Money: contactless everywhere; cash is barely necessary. Many restaurants add a 12.5% "discretionary service charge" — check the bill before tipping again.
  • Pubs often stop serving food early evening, and many close by 23:00. The Night Tube runs on some lines on Friday and Saturday.
  • Rain is a possibility year-round rather than a season. Pack for it and stop checking.
  • Walking beats the Tube for anything under about 25 minutes. Central London is much smaller than the Tube map's geography suggests.

For places to eat and drink, see London and the rest of the UK. Adding more European cities to the trip? The trip planner sorts the timings, and what counts as visiting a country settles the argument about whether that Heathrow layover counted.

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