As traffic rushes overhead, North Point residents on the boardwalk pause to watch the sun set on Hong Kong's Victoria Harbour. Four decades ago, the government built an elevated highway along the island's northeastern shore to ease congestion -- at the cost of blocking people from the waterfront. That problem was finally solved this year by turning the expressway into a double-decker, adding a pedestrian layer that weaved between huge concrete pillars. IMAGES AND SOUNDBITES