For 10 points, name this landlocked, neutral country with capital at Bern.
Cities in this country include Carouge, famous for its gardens, and Monthey, in which is centered the roller coaster design company Bolliger & Mabillard. Lakes located in this country include the Zug and the artificial Sihlsee. The reworking of the Linth River improved the availability of fertile land, and tributaries of the Rhine in this country include the Toss, Birs, and Thur Rivers. Its largest lake is (*) Neuchatel, and it contains a mountain famous for having caused the death of much of Edward Whymper's party, the Matterhorn. For 10 points, name this landlocked, neutral country with capital at Bern.
Cities in this country include Carouge, famous for its gardens, and Monthey, in which is centered the roller coaster design company Bolliger & Mabillard.
{Switzerland} [or the {Swiss Confederation}]