Original: The approaches to the Khyber Pass across the Safed Koh are in eastern Afghanistan; the summit of the pass at 1070 m (3,509 ft) at Landi Kotal, Pakistan is 5 km east of the border town of Torkham.
Simplified: The area towards the Khyber Pass across the Safed Koh are in eastern Afghanistan; at the top the height is 1070 m. / 3,509 ft. at Landi Kotal.