@theiaincameron I submit that we should look for the original state of the river, before human interruptions like dams.
So the Mantaro it is, providing that it originally used to flow constantly.
@p_brzyski Is there a possibility to damage bridges on russian territory, for instance the bridge in the E58 between Novoazovsk and Taganrog: no damage to Ukraina but to Russia?
@MichaelSch396@SpaceNews92 Landing a rocket takes much less energy, because all the weight at take-off, namely all the fuel is gone. It is just an almost empty tube of very light material that is coming down
@Oceanographyy They made boats from wood, and they were more rounded and certainly not as long as steel boats. They were probably just as long as the space between 2 wave crests. They just heaved and rolled much more. The sails brought some stability.