DORDRECHT, Netherlands — Just as the first storms of winter roll in, Dutchman Johan Huibers has finished his 20-year quest to build a full-scale, functioning model of Noah’s Ark — an undertaking of, well, biblical proportions.

Huibers, a Christian, used books 6-9 of Genesis as his inspiration, following the instructions God gives Noah down to the last cubit.

Translating to modern measurements, Huibers came up with a vessel that works out to a whopping 427 feet (130 meters) long, 95 feet (29 meters) across and 75 feet (23 meters) high. Perhaps not big enough to fit every species on Earth, two by two, as described in the Bible, but plenty of space, for instance, for a pair elephants to dance a tango....