Nothing interesting seems to happen in rumor with invasions turned off. The local wildlife is too tame. There were maybe 4 instances where the small woody wyverns interrupted tasks with their presence, attacking nobody and fleeing the area themselves. I've only been sending my militia to slaughter the elves every spring so the cobalds can trade (that merchants-hate-each-other bug needs to be fixed, it's pretty annoying. I want to be able to trade with the cobalds and at least have the option to ignore the elves. Amazingly one of their animals was the only creature to kill a dwarf here.
It's winter now and the bridge's roadway almost touches ground on the other side. I'm having dwarves stockpile blocks over there for the construction. I should probably have it touching by spring. Just hovering there above the ground...
Also, the second cavern was disappointingly short vertically. This however means there are actually many layers of solid stone underneath us that I can mine out close to the shaft for block production.
Most interesting thing I suppose is my legendary carpenter and Great mason, who together supply the fort with wonderful furniture that I will someday use to make proper bedrooms for the rest of the dwarves. For now, everyone that has an artifact has it in their own royal bedroom.
Even the legends of this area are horribly boring! Because nobody lives within a hundred miles of this site, NOBODY has ever been here or done anything nearby. Hell, there aren't even images of titans on the walls, just forgotten beasts that have yet to come. For this reason we are, somewhat excitingly, true dwarven pioneers on top of the builders of the mighty ocean-spanning Rumor. I suppose I could have let the world advance more before ending world gen...