Langtang, Gosaikund and Helambu regions of Nepal, north and north-east of Kathmandu, on a double-sided map from Nepa Maps, presenting the area on one side at 1:125,000, with on the reverse the Tamang Heritage Trail shown in more detail at 1:25,000. Coverage of the main 125K map extends from the capital to the Tibetan border and eastwards to the Kodari border crossing. The map shows numerous trekking routes from Kathmandu, Trisuli, Melamchi and Chautara northwards towards the Langtang National Park, as well as routes along the Lantang Valley and to the Naya Kanga peak. Contours lines are at 80m intervals. Margin ticks show latitude and longitude at intervals of 5'. The index lists places, peaks, passes and lakes. On the reverse the area from Syaphru to Timure (Setang) and the Rasawagadhi crossing ti Tibet is presented at 1:25,000 to show in greater detail the Tamang Heritage Trail. Additional information on the inside of the map cover includes a profile of the main the Tamang Heritage Trail and its stage-by-stage distances and timings.

PLEASE NOTE: the same area is also covered by the publishers' map NL504 but without the Tamang trail enlargement.

Titles in this Nepa Maps series have cartography is based on the country's topographic survey, with contours usually at 40m or 50m intervals, enhanced by relief shading, colouring and graphics to show various features of the terrain, including glaciers, forested or cultivated areas, etc. Numerous peaks, with additional spot heights, plus names of glaciers and mountain ranges are prominently shown. The network of rivers, streams and lakes is shown in great detail, with many smaller rivers and lakes named. Overprint highlights main trekking routes and numerous local trails, with symbols indicating various places of interest and tourist facilities. Most maps are indexed and include additional information such as route profiles, glossaries, etc. All the information is in English and heights are given in metres.