Barpa Langass is a chambered cairn

Chambered cairn

A chambered cairn is a burial monument, usually constructed during the Neolithic, consisting of a cairn of stones inside which a sizeable chamber was constructed. Some chambered cairns are also passage-graves....

 on the Isle of North Uist

North Uist

North Uist is an island and community in the Outer Hebrides of Scotland.-Geography:North Uist is the tenth largest Scottish island and the thirteenth largest island surrounding Great Britain. It has an area of , slightly smaller than South Uist. North Uist is connected by causeways to Benbecula...

 in the Outer Hebrides

Outer Hebrides

The Outer Hebrides also known as the Western Isles and the Long Island, is an island chain off the west coast of Scotland. The islands are geographically contiguous with Comhairle nan Eilean Siar, one of the 32 unitary council areas of Scotland...

. It measures about 72 feet in diameter by 18 feet in height, and it is attributable to the Neolithic

Neolithic

The Neolithic Age, Era, or Period, or New Stone Age, was a period in the development of human technology, beginning about 9500 BC in some parts of the Middle East, and later in other parts of the world. It is traditionally considered as the last part of the Stone Age...

 age. The roof is constructed of two massive slabs with a third slab superimposed.

The entrance is at the east side. Although the structure has partially collapsed, it is still possible to enter one chamber. The antiquary Erskine Beveridge

Erskine Beveridge

Erskine Beveridge LL.D. FRSE was a Scottish textile manufacturer and antiquary. He was the owner of Erskine Beveridge & Co. Ltd., which had been founded by his father in 1832 and was the largest linen manufacturer in Dunfermline, Fife...

 believed that a second and perhaps a third chamber exist. In or prior to 1911, Dr Beveridge excavated within and near the cairn, and he found evidence of burnt burials as well as pieces of pottery (some with patterned lines), wood ashes, burnt bones, a flint arrowhead

Arrowhead

An arrowhead is a tip, usually sharpened, added to an arrow to make it more deadly or to fulfill some special purpose. Historically arrowheads were made of stone and of organic materials; as human civilization progressed other materials were used...

, a scraper

Scraper (archaeology)

In archaeology, scrapers are unifacial tools that were used either for hideworking or woodworking purposes. Whereas this term is often used for any unifacially flaked stone tool that defies classification, most lithic analysts maintain that the only true scrapers are defined on the base of...

, and a piece of pierced talc

Talc

Talc is a mineral composed of hydrated magnesium silicate with the chemical formula H2Mg34 or Mg3Si4O102. In loose form, it is the widely-used substance known as talcum powder. It occurs as foliated to fibrous masses, its crystals being so rare as to be almost unknown...

.

Barpa Langass is located at grid reference

British national grid reference system

The Ordnance Survey National Grid reference system is a system of geographic grid references used in Great Britain, different from using latitude and longitude....

 NF838657 (57°34′14"N 7°17′30"W). It can be reached via footpath from the A867 about 5 miles southwest of Lochmaddy

Lochmaddy

Lochmaddy is the administrative centre of North Uist in the Outer Hebrides, Scotland...

. Alternatively, one can park at the Langass Lodge Hotel, follow the footpath to the Pobull Fhinn

Pobull Fhinn

Pobull Fhìnn is a stone circle on the Isle of North Uist in the Outer Hebrides. The name is Gaelic. The first word has been variously spelt as "pobull", "poball", "pobul" or as plural "pobuill". The modern standard spelling would be "Poball Fhìnn"...

 stone circle

Stone circle

A stone circle is a monument of standing stones arranged in a circle. Such monuments have been constructed across the world throughout history for many different reasons....

, and then continue up Ben Langass to Barpa Langass.