Zemská brána (English: 'Land's Gate') is a valley and a nature reserve in the Orlické Mountains in the Czech Republic. It is located around the Divoká Orlice River in the territory of Klášterec nad Orlicí and Bartošovice v Orlických horách in the Hradec Králové Region, near the Czech-Polish border. It is a rocky valley carved by the river, offering a remarkable environment of forests. At the beginning of the valley there is a stone bridge. Zemská brána was declared a nature reserve in 1987.