Here’s our pick of things to do outdoors in London, whether you’re looking for some peace and quiet, cultural immersion or adrenaline-fuelled fun.
1. Stroll down The Mall towards Buckingham Palace in time to see Changing the Guard.
2. Emulate The Beatles by walking across the famous Abbey Road zebra crossing.
3. Marvel at the street artists and performers in Covent Garden Piazza.
4. Snap a picture of Eros and the neon billboards at Piccadilly Circus.
5. Look for the Chinese-style gates, decorations and pagodas in Chinatown.
6. Cross London’s iconic bridges, whether iconic Tower Bridge, or modern Millennium Bridge.
7. Spot London landmarks from the outdoor viewing gallery on level 72 of the Shard.
8. Wander the self-guided City Visitor Trail, passing some of the City of London's architectural gems such as St Paul's Cathedral.
9. See the sights on an open-top bus tour of London; whether aboard conventional buses or the amphibious Duck Tours.
10. Get up close and personal to Lord Nelson and the lions in Trafalgar Square.
Visit The Royal Parks
11. Hire a deck chair in leafy Green Park, the smallest of London's eight Royal Parks.
12. Take time to ponder the memorials in Hyde Park, from the Princess Diana Memorial Fountain to Britain's first memorial garden for victims of the Holocaust.
13. See more than 12,000 roses of 400 varieties at the fragrant Queen Mary's Garden in Regent’s Park.
14. Go bonkers for conkers at Chestnut Avenue in Bushy Park, which is home to roaming herds of red and fallow deer.
15. Bring some fairy dust to your day in Kensington Gardens with a visit to the Peter Pan statue - Peter Pan author J.M. Barrie lived close to the gardens.
16. Spot the pelicans in St James’s Park - don't miss feeding time between 2.30pm and 3pm every day.
17. Look out for the hot pink azaleas (which bloom in April in May), ponds and streams at the Isabella Plantation in Richmond Park.
18. Climb the hill to experience sweeping views of London in Greenwich Park, which is home to Royal Museums Greenwich.
19. Learn about London’s varied history on a walking tour; whether uncovering The City of London's compelling past or delving into Sherlock Holmes’ London.
20. Straddle the Meridian Line in the courtyard of the Royal Observatory.
21. Be transported to London's Roman past at the London Wall.
22. Get a glimpse into London’s political history at Speakers' Corner, Downing Street and Parliament Square - where you'll find the Houses of Parliament.
23. Walk from pretty Little Venice to bustling Camden along the Regent's Canal, passing Regent's Park, ZSL London Zoo and Camden Lock on the way.
24. Stroll along Richmond's charming riverside past Petersham Meadows to Ham House - making sure to stop off at Petersham Nurseries en route for garden essentials and delicious cakes.
25. See some of London's most famous sights on a walk along the South Bank, from the Coca-Cola London Eye, to Big Ben and the Houses of Parliament.
26. Cycle alongside the Thames on a Santander Cycle; or go on a guided tour of London's Grand Waterways with The London Bicycle Tour Company.
27. See a full-scale reconstruction of Sir Francis Drake's world-famous sailing galleon, the Golden Hinde, in Bankside.
28. Watch modern yachts coming and going in tranquil St Katharine Docks.
29. Walk the decks of Second World War battleship HMS Belfast, which is moored on the Thames.
30. Marvel at the world's last remaining tea clipper, the Cutty Sark, in Greenwich.
31. Get your skates on at London's best pop-up ice rinks in the winter months.
32. Embrace the winter spirit with rides, markets and festive fare at Winter Wonderland in Hyde Park.
33. Hunt for stocking fillers at London's top Christmas markets.
34. Be wowed by sparkling Christmas lights and stunning Christmas trees from November until January.
35. Book a ticket for the Mayor's spectacular New Year’s Eve Fireworks.
36. Evoke the spirit of Guy Fawkes at Bonfire Night firework displays across London.
37. Get your binoculars out to search for rare birds at WWT Wetland Centre in Barnes; wildlife amongst the wet grassland of the Lee Valley; or rabbits and squirrels in Epping Forest's ancient woodland.
38. Check the latest arrivals at London's city farms.
39. Learn more about the cute penguins and lemurs in daily shows at ZSL London Zoo.
40. Go on a regular guided walk of Brompton Cemetery, where you'll see the grave of suffragette leader Emmeline Pankhurst.
41. Spot famous names in Highgate Cemetery, including the grave of philosopher Karl Marx.
Commons and Heaths
42. Climb to the top of Parliament Hill in Hampstead Heath and be rewarded with panoramic views of the city.
43. Take a frisbee or football to Clapham Common, or cheer on the sports teams in action at weekends.
44. Look for the elusive Wombles on Wimbledon Common or see the workings of its resident Wimbledon Windmill.
Swimming and Boating
45. Take a dip in London's public lidos, from the art deco Brockwell Lido to the colourful Tooting Bec Lido.
46. Limber up for a leisurely boat ride; whether on Hyde Park's Serpentine Lake, in the sprawling Boating Lake in Regent's Park; or south of the river in Battersea Park.
47. Canoe your way through the city's waterways with London Kayak Tours.
Popular Gardens and Parks
48. Take to the treetop walkway in the world-famous Royal Botanical Gardens, Kew, for magnificent views of the gardens.
49. Find a tranquil haven at Chelsea Physic Garden, home to hundreds of medicinal plants.
50. Explore the gardens at stately homes and palaces, from the maze at Hampton Court Palace to Capability Brown's gardens at Syon House.
51. Have a go at pitch-and-putt golf within the 196 acres of parkland and gardens surrounding Alexandra Palace.
52. Spend time in quiet contemplation at the Japanese-style Peace Pagoda in Battersea Park.
Outdoor Hidden Gems
53. Pay your respects with a visit to The Flanders Fields Memorial Garden, made using soil from First World War battlefields in Belgium.
54. Sit down with a book in quiet City of London gardens, including a spot amongst the ruins of St Dunstan in the East or beside the London Wall at the Barber Surgeons Garden.
55. Learn about gardens through the centuries at Geffrye Museum of the Home from March until October.
56. Discover Westminster Abbey's sedate green spaces, including College Garden which has been in cultivation for 900 years.
57. Look out for herons and koi carp in the beautiful Kyoto Garden in Holland Park.
58. Snuggle up to a summer film at one of London's outdoor cinemas; whether with the grand backdrop of Somerset House at the Film4 Summer Screen or citywide with Luna Cinema.
59. Book a seat for a gripping play at the magical Regent's Park Open Air Theatre or see one of the Bard's classic works in the authentic open-air playhouse Shakespeare’s Globe Theatre.
60. Become immersed in opera or ballet at the free BP Big Screens in Trafalgar Square.
61. Enjoy the last night of the BBC Proms season with a special concert in Hyde Park.
62. Uncover the next Banksy on a street art tour or visit street art installations by yourself.
London Music Festivals
63. Enjoy top tunes in Victoria Park as you join trendy East Londoners at Field Day Festival and Lovebox.
64. Book tickets to world-class acts at British Summer Time in Hyde Park.
65. Let your hair down on Clapham Common with dance music festival South West Four, or rock out to 80's music with let's Rock London!
66. Enjoy music in historic surrounds, from the Hampton Court Palace Festival at Henry VII's home, to big names in the grounds of the Royal Naval College at Greenwich Music Time.
67. See international megastars in North London at Wireless Festival.
68. Look out for lion dances and enjoy Chinese food and drink during Chinese New Year celebrations.
69. Head to Trafalgar Square for fun-filled annual celebrations, including St Patrick's Day, Chanukah, Diwali and Eid.
70. Get into the Caribbean rhythm during the world-famous Notting Hill Carnival.
71. Dress-up and party during the summer Pride London parade.
72. Go green-fingered at London's flower shows, including Chelsea Flower Show to Hampton Court Palace Flower Show.
73. Celebrate the Queen's official birthday in style at Trooping the Colour.
74. Delve into rarely seen green spaces during the Open Garden Squares weekend.
75. Enjoy a host of river-themed events during the Totally Thames festival
76. Eat your way around Regent's Park at the Taste of London festival.
77. Tuck into strawberries and cream while watching Wimbledon tennis either at the legendary venue or in front of one of the big screens dotted around London.
78. Saddle-up and enjoy London on two wheels during Prudential RideLondon.
79. Grab a place on the banks of the Thames to cheer on Cambridge or Oxford during The Boat Races.
80. Go green for Formula E in Battersea Park during the London ePrix.
81. Sign up and take part in the London Triathlon starting at ExCel London.
Al Fresco Food and Drink
82. Eat outside in London's best al fresco restaurants, from the River Café to Le Pont de la Tour.
83. Enjoy a pint in secluded pub beer gardens, such as wisteria-cloaked The Albion or the historic Spaniards Inn.
84. Relax long into the night at lively rooftop bars, some of which also host nightly events and screenings.
85. Pack (or order) a hamper and unfurl your rug at a quiet picnic spot.
86. Dine moored on the Thames aboard restaurant ship R.S. Hispaniola, take an a afternoon tea cruise with City Cruises, or have a floating dinner with Bateaux London.
87. Hitch a ride at London's theme parks.
88. Be the king of the swingers at treetop adventure park Go Ape Trent Park.
89. See the Covered Bridge from Hogwarts, the Knight Bus and Harry’s House in the outside area of Warner Bros. Studio Tour.
90. Let your kids loose in London's adventure playgrounds; from the Diana, Princess of Wales Memorial Playground in Hyde Park, to Timber Lodge and Tumbling Bay in Queen Elizabeth Olympic Park.
91. Get a head for heights by climbing over the famous white dome with Up at The O2.
92. Brace yourself for an adrenaline rush on the river with a speedboat tour with Thames Rockets, Thames RIB Experience or ThamesJet.
93. Abseil down ArcelorMittal Orbit in Queen Elizabeth Olympic Park.
94. Go white water rafting or BMX biking in Lee Valley Regional Park.
95. Hop-on and hop-off the handy Thames Clippers river bus service.
96. See some of London's top sights form a different perspective on a sightseeing Thames cruise with City Cruises.
97. Experience a sedate side of London with a canal trip on the Regent's Canal with Jason’s Trip or Jenny Wren.
98. Grab a bite to eat from street food vendors and producers at one of London's many food markets; from Borough Market to the Southbank Centre.
99. Shop for clothes and more at London's best markets, including Portobello Road Market and Greenwich Market.
100. Treat your loved one to a bunch of flowers from Columbia Road Flower Market.
101. Stay in the great outdoors at one of London's campsites during the summer.