Miniature Wonderland (German: Miniatur-Wunderland) is a model railway attraction in Hamburg, Germany and the largest of its kind in the world. As of January 2008, the railway consists of 11,000 metres (36,089 ft) of track in H0 scale, divided into five sections: Southern Germany, Hamburg and the coast, America, Scandinavia and Switzerland. Of the 4,000 square metres (43,056 sq ft) of floorspace, the model takes 1,500 m2 (16,146 sq ft).

By 2014 the exhibit is due to double the number of sections to ten; the next section covering an airport, is due to open in 2009. The exhibit includes 900 trains made up of 12,000 carriages; 300,000 lights, 200,000 trees and 200,000 human figures.