From a build of LotR's Barad-dûr to the Titanic, here are some excellent 3D puzzle alternatives to some of LEGO's pricier builds.

I tested the Ravensburger Eiffel Tower Night Edition 3D Puzzle. This is a Mickey and Minnie Mouse edition. It has 216 pieces in total.

His printers are now busy with the Eiffel Tower, a puzzle of 1,600 3D-printed pieces fortified with steel rods, which Hrebabecky says will be solid enough to hold a helicopter.

Staff from 3D printing company 3DDen installing the base of a 3D Eiffel Tower scale replica printed out of recycled ocean waste, at the site of the Olympic Festival on the shores of a lake near ...