While setbacks and delays are common in the construction industry, certain projects stand out from the rest of the pack for the sheer amount of time and money they needed to finally reach completion.

Here are eight of the world’s most costly and time-consuming construction projects – some of which still remain unfinished – arranged in order of the number of years it took (or is still taking) to bring them to fruition. World Island.  Location: Dubai, United Arab Emirates. Construction time: Ten years…