London is full of good parks for running (Source: Getty)
Today is National Running Day, which means it's time to grab your trainers and go for a jog after work.
It's officially a US event, but it is gaining traction here in the UK too. And why not when the sun is finally out for the start of that much anticipated heatwave.
This is a list of the six best London parks for running. How far can you go?
Central London: Royal Parks
Go and look at the swans in Hyde Park (Source: Getty)
If you're looking for greenery and nature in the heart of London, try running through the four royal parks.; Starting with Hyde Park and Kensington Gardens, you then move on to nearby James Park and Green Park. Landmarks you'll pass on your way include Buckingham Palace, the Horse Guards Parade and the Mall.
It's one of the most popular half marathons in the country, but don't feel you have to do the full 13.1 miles...
North London: Hampstead Heath
Stop for a view over the city (Source: Getty)
A mixture of woodlands and grassy knoll, this is the best option for those based in North London. If you make it up Parliament Hill, you can stop and absorb the view of London below.
Distance: 8 miles
South London: Battersea Park
Head to the Millennium Arena for the running track (Source: Getty)
Battersea park itself is small but a scenic route for South Londoners. There;s a 3km loop around the park, and also a running track at the Millennium Arena.
Park perimeter: 1.7 miles
West London: Richmond Park
Spot the deer (Source: Getty)
It's a little far out for anyone who doesn't live in Richmond itself, but it's well worth the trip – once there, you'll find yourself running through forests and fields, and there are all sorts of detours you can take beyond simply running the perimeter. You can even sport deer in the deer park there.
Park perimeter: 7.5 miles
East London: Greenwich Park
Home to the Royal Greenwich Observatory (Source: Getty)
Greenwich Park is part of the Greenwich World Heritage Site, and has fine views over the River Thames, the Isle of Dogs and the City of LondonGreenwich Park is part of the Greenwich World Heritage Site, and has fine views over the River Thames, the Isle of Dogs and the City of London.
Park perimeter: 2 miles