[Ecruteak is making a fair bid toward becoming her favorite for reasons of history and personal memories, but purely in the arena of scenery, it's hard to beat out Cianwood in Carmen's esteem.

Also because she dumped Cobra Commander's snake throne there after stealing it, so hey, it comes with its own set of personal memories, itself.]

Not around the town, but further up and in there are. Cianwood is on its own landmass, separate from the rest of Johto — that's why it takes a boat ride or flying to get there. The town sits on the coast, surrounded by cliffs, but once you surmount those, there are forested areas farther inland.