Start your London trip with a focused visit to The British Museum in Bloomsbury. For an arrival day, don’t try to do it all — pick the big hitters like the Rosetta Stone, Parthenon sculptures, and the Egyptian mummies so you get the sense of the place without museum fatigue. It’s free to enter, but give yourself about 90 minutes and head for the main galleries rather than chasing every room. The nearest Tube stops are Tottenham Court Road and Holborn, both an easy walk, and you’ll usually find it calmer if you go later in the afternoon than at lunch.
From Bloomsbury, it’s a straightforward 15–20 minute walk or a quick Tube hop down to Covent Garden for dinner at Dishoom Covent Garden. It’s one of the safest first-night bets in London: buzzy, efficient, and consistently good. Order the black daal, chicken ruby, and a few sides to share; expect roughly £25–35 per person before drinks. After dinner, wander into Covent Garden Piazza for the classic London feel — street performers, the covered market, and that lively evening hum that makes the area feel more intimate after the day crowd thins out.
If you still have energy, take the Tube or a taxi over to the river for a relaxed Southbank Centre Walk. This stretch along the Thames is one of the easiest ways to ease into London: views of the London Eye, bridges lit up across the water, and plenty of benches if you just want to pause and watch the city move. If you’re up for one more stop, continue to Tate Modern on Bankside; even a short visit is worth it for the Turbine Hall and the upper floors, which often stay open later than you’d expect. It’s free, though special exhibitions cost extra, and the galleries plus the city-view terrace make a good final stop before heading back — or calling it a night and saving more wandering for tomorrow.