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Research dossier · Places & Architecture

Mount Everest

Earth's highest mountain

Architectural plans, a scale model, maps and brass measuring instruments
Places and architectureInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionSep 19, 2026
Entity authoritySource title only
Source-derived summary

Mount Everest (known in Nepali as Sagarmāthā, in Sherpa as Chamolangma, and in Tibetan as Jomolangma/Čhomolangma is the highest mountain on Earth above sea level. It lies in the Mahalangur Himal sub-range of the Himalayas and marks part of the China–Nepal border at its summit. Its height was most recently measured in 2020 through a joint survey by Nepalese and Chinese authorities as 8,848.86 m.

Editorial summary

The public source identifies “Mount Everest” as earth's highest mountain. This brief keeps that definition visible, then builds a research path around Mount, Everest and Earth's.

Editorial reviewA valuable geographic starting point for tracing changing names, boundaries, uses and administrative responsibility. The current lead gives the account dated anchors—2020—that can be checked directly. The selected authority fields contribute no independent date. Its value is orientation rather than verdict, with Mount, Everest and Earth's providing the first useful test.
Editorial analysis

Why this record matters

A short description can identify a subject without explaining its stakes. For “Mount Everest”, the useful work is to connect “earth's highest mountain” to the records capable of establishing context and consequence.

Evidence profile

Place names and jurisdictional language are key evidence: both can reveal earlier catalogue descriptions and overlooked record series. The source revision retrieved here is dated Sep 19, 2026. The first chronological checks are 2020.

Critical limits

Modern boundaries and familiar names can conceal earlier jurisdictions or structures that do not align with the present site. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

How to read it

Treat names, boundaries and functions as historically changeable. Maps, plans, inventories and administrative records can clarify what the place meant at different dates.

Best used for
  • Historic place names
  • Jurisdictional context
  • Routes into maps and plans
Verify next

Contemporary maps, plans, listed-building records, estate papers and the responsible local or national archive.

Three-step research path

  1. Establish the record: confirm the title “Mount Everest”, its source revision and the description used here.
  2. Expand the search: follow Mount Everest primary sources, Mount Everest archive and Mount research across catalogues and specialist indexes.
  3. Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.

Questions for further research

  1. Which source most directly establishes the central claim about “Mount Everest”?
  2. Which authority defined the place, boundary or structure at the relevant date?
  3. Which earlier names or jurisdictions may reveal additional records?
Subject index

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Source & attribution

This entry incorporates text from “Mount Everest” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.