World Record [[quickly...]]]]]20 points

longest road and rail suspension bridge:
The Tsing Ma Bredge is the world's longest road and rail suspension bridge.It is 1377m long.It is even longer than the Golden Gate brigde in San Francisco.

The most expensive toilet in the world:
It can be visit at 28 Man Lok Street in Hung Hom and belongs to Dr Lam Sai-wing.It made of gold, precious gems......There is a pair of gold toilets(馬桶)cost HK$50million too.

Most densely-populated island:
Ap Lei Chau is the world's most densely-populated island with a population of 80000 and a total area of 1.3km2.

sorry that i can only found 3 examples.Hope i can help you.

2007-02-15 12:06:49 補充：
Largest Airport TerminalThe Hong Kong International Airport passenger terminal building is 1.3 km long and covers 550,000 m2.The design incorporates a Y-shaped concourse and is the world's largest single airport building.