Kew Gardens，in Richmond，Su rrey，is both a beautiful park and an important botanical research center.There’S a vast expanse of lawns and formal gardens and two soaring Victorian conservatories——the Palm House and the Tempe rate House-which are homes to exotic plant life.Hampstead Heath is one of the few places in London where you can actually forget that you’re in the middle of an 800一sq.mile（1，300 sq km）city.The re are woods，meadows，hills and bathing ponds and，most importantly of all，lots of space.You can plant your feet in two different time meridians at the Royal Observatory in G reenwich Park.Nea rby is the world’S biggest，emptiest and most expensive bouncy castle，the Millennium Dome，which is now cIoged as a totI rist attrartinn.
Markets：
The colorfu I PortobeIlO Market iS London’S most famous street market。bestseen on a Satu rday morning before the gridlock sets in.It'S full of antiques，jewel ry，ethnic knick-knacks，second-hand clothes and fruit and vegetable stalIs.PetticoatLane is East London’S celebrated Sunday morning market，but it's overrated，overpriced，and appeals only to those SO blea ry-eyed from the night before that theythink they need broken chocolate bars，ugly trinkets and cut-price cans of Ajax.Brixton Market is a cosmopolitan treat made up of a rainbow coalition of reggaemusic，slick Muslim preachers，halal meat and fruit and vegetables.Its inventoryincludes wigs，goat meat and rare records.
