Last chance for the Royal Academy Summer Exhibition, Opera Holland Park and the World Press Photo Exhibition at Here East - all end this month.

The City of Westminster's summer outdoor culture festival, Inside Out, with free walks, workshops, outdoor music and theatre and puppetry workshops for children at the Open Air Theatre, Regent's Park (August 1 to 31)

30,000 of the original 888,000+ poppies in Paul Cummins' famous 2014 artwork, marking the start of the Great War, are back at the Tower of London moat for the 80th anniversary(until November 11)

Pack trunks and bikinis and head for the Costa del Croydon, where the beach, pool and family activities on the Centrale rooftop are back for another blistering year (August 1 to 31)

The Serpentine Pavilion 2025, an elongated tent form by Bangladeshi architect Marina Tabassum, in homage South Asian vernacular architecture, is open in Kensington Gardens to October 26

The Saatchi Gallery in Chelsea hosts the Royal Photographic Society (RPS)'s International Photography Exhibition from August 5

King's Cross stages its much-loved free arts festival, Summer Sounds, at Coal Drops Yard, with live concerts every evening from 6.30 to 8.30pm and 1 to 6pm on Family Sundays (August 7 to 17)

The charming Charles Dickens Museum on just as charming Doughty Street celebrates its 100th birthday with an exhibition on his life and work (throughout 2025)

The National Gallery's new exhibition, 'Millet: Life On the Land', examines the 'quiet power' of the work of nineteenth-century French artist Jean-Francois, who painted the rural poor and inspired a generation of artists (October 19)

Take a sweater and buy a cocktail to fully enjoy the Outdoor Cinema season at the Barbican's Sculpture Court, tickets £18 (nightly, August 21-30)

'Dress Codes' at Kensington Palace explores the coding involved in royal fashion over the centuries - with a brilliant fashion catwalk display by young designers (until Nov 13)

It's the 30th birthday of the Greenwich+Docklands International Festival this year, with art, music, dance, acrobatics, an all-female high wire act and the Greenwich Fair (August 22-September 6)

The Regent's Park Open Air Theatre's summer season is well under way, with Rodgers & Hammerstein ballets, Mallory Blackman's 'Noughts & Crosses', Roald Dahl and Brigadoon (to September 20)

Entries to much-loved Wildlife Photographer of the Year exhibition are on show at the Natural History Museum in South Kensington until next June (2026)

The Dance Your Way Home Festival at the South Bank Centre ends this month, with tickets and free dance events lighting up the River Thames until August 25.

'The Edwardians: Age of Elegance', another excellent exhibition from the Royal Collections Trust, has landed in the King's Gallery at Buckingham Palace (to November 23)

Could Life Exist Beyond Earth? Find out at the Science Museum's new ticketed show, with tons to see including a 4.5 billion-year-old meteorite. Suitable for 8+ (to February 2026)

The British artists Edward Burra and Ithell Colquhoun- surrealists and documenters of the UK's underworld working in the 1930s and 1940s - share a show at Tate Britain (to October 19)

'Grayson Perry: Delusions of Grandeur' features 40 new works on display in the august, but oddly cool, surroundings of the Wallace Collection on Manchester Square (to October 26)

Last chance fro 'Feel the Sound' at the Barbican, a site-specific show focusing on frequencies and human perception of sound, using multi-sensory installations (to August 31)

Check out one of the world's oldest cultures and a booming 21st century economy in 'Ancient India, Living Traditions' at the British Museum (to October 19)