The most heated arguments concern the price of the water Singapore buys from Malaysia and sovereignty over a small rock in the Singapore strait, known as Pedra Blanca or Pulau Batu Putih, depending on your point of view.

ECONOMIST: A truce across the Johor strait

Local attractions include the stone-carved Hindu temples in the Batu Caves, the aboriginal communities at Pulau Carey and international sporting events like Formula One and yacht races.

BBC: The Maldives meets Dubai, in Malaysia