The Palm House, Royal Botanic Gardens (3)#
![The Palm House, Royal Botanic Gardens (3) The Palm House, Royal Botanic Gardens (3)](/attach/Geography/Europe/United_Kingdom/Pictures/Factbook_Pictures/610uk/scaled-600x800-610uk.jpg)
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Spiral stairs in Kew Gardens Temperate House or Palm House, the largest Victorian glasshouse in the world.
A walkway at a height of 9 m (30 ft) in the 19 m- (62 ft-) high nave allows visitors to look down upon the crowns of the palms. Kew Gardens is a UNESCO World Heritage site.