Extraordinary Flights

Road, railway and maritime traffic are not the only ones capable of transporting the most extraordinary loads: trucks, trains, sections of aircraft or even animals. Indeed, in airfreight, there are monsters of the air, titans that are able to carry large and extremely heavy loads. Each cargo is different, each preparation is unique and each flight is incomparable. What are these “off-standard” aircraft? How are these flights conducted, sometimes in extreme conditions?