Start with a full English breakfast at The Wolseley on Piccadilly, enjoying classic eggs, baked beans and strong coffee to fuel a busy morning.
Walk to Trafalgar Square to take in the fountains and the column, then pop into the National Gallery for a brief highlights tour of masterpieces by Turner and Van Gogh.
Stroll down Whitehall to see Horse Guards Parade, then continue toward Westminster to admire the exterior of Big Ben and Westminster Abbey from Parliament Square.
Cross Westminster Bridge for riverside views and board the Thames riverboat at Westminster Pier for a short downstream hop toward the South Bank.
Disembark at the South Bank and browse the weekend stalls (or street performers) near Southbank Centre, then grab a coffee and pastry from Monmouth Coffee Company under Waterloo Bridge.
Enjoy lunch at Skylon in the Royal Festival Hall with river views - order a seasonal main and a glass of English sparkling wine while watching the Thames traffic.
Walk east along the South Bank to the London Eye area, pausing to take photos of County Hall and the panoramic riverside; if you like, book a fast-track capsule for sweeping city views.
Continue the riverside stroll past Shakespeare's Globe, stopping for a quick guided look at the exterior and the replica theatre shop, or join a short guided tour inside if time allows.
Cross the Millennium Bridge to the north bank and explore St. Paul's Cathedral from the outside; if you prefer, pop into the crypt café for a restorative tea and cake at St. Paul's Café.
Head west along the Thames via the riverfront walk toward Tate Modern and spend a relaxed hour browsing contemporary galleries and the Turbine Hall installations.
Finish the afternoon with a riverside drink at Swan, Shakespeare's Globe or grab small plates at Giallo A Mano nearby while watching sunset reflections on the water.
Enjoy pre-dinner cocktails on the riverside terrace at OXO Tower Restaurant, Bar and Brasserie, taking in elevated views of the Thames and Tower Bridge as the city lights come on.
Dine at Hawksmoor Borough (or a nearby steakhouse) for a hearty British meal-reserve a table for prime cuts and classic sides, or choose the daily fish option if you prefer lighter fare.
Take an evening walk over London Bridge toward the City to admire illuminated skyline landmarks like the Shard and the glass towers along the riverbank.
Catch a late show or live music-options include contemporary plays at The Bridge Theatre or jazz sets at Ronnie Scott's for a lively nightcap (check listings and book ahead).
Finish with a nightcap at The Savoy's American Bar or a cosy cocktail at Nightjar (if still open), savoring classic cocktails before heading back to your hotel.