Weaving through calming woodland and across open grassland on gently winding singletrack trails is a tonic to the heat and hurry of the city.

BBC: Singapore��s curious bicycle island

Sutton House was built in 1535, when King Henry VIII ruled over England and this part of London -- now busy with cars and tower blocks -- was set against miles of open grassland.

CNN: Thousands flock to London's Open House festival