Home to more than 50,000 species of plants from all corners of the globe, these world-famous gardens date back to the 18th century.
London: Kew Gardens
Hue: Day 1
Vietnam's fascinating old imperial capital is home to an enormous, faded citadel and the delightfully-named Perfume River.
Nara
Japan's ancient capital is memorable for two things – its abundance of beautiful temples and the deer that roam Nara Park.
Little Old World 