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Buildings and structures

Stonehenge trilithon

A Stonehenge trilithon is a prehistoric monument feature consisting of two upright stones supporting a horizontal lintel at Stonehenge.

Also known as: Stonehenge great trilithon

How big is it?

7.3 m · approximate reconstructed height

Also 23.95 ft

Approximate reconstructed height · approximate
Typical recorded range: 6.7 m to 7.5 m.

Scale illustration of a Stonehenge trilithon, showing the recorded approximate reconstructed height.
Recorded approximate reconstructed height: 7.3 m.

A little perspective

Stonehenge trilithon vs Apollo lunar module: height comparison

The reconstructed height of a Stonehenge trilithon is about 1.04 times the overall height of the Apollo lunar module.

Scale
Stonehenge trilithon

A Stonehenge trilithon is a prehistoric monument feature consisting of two upright stones supporting a horizontal lintel at Stonehenge.

7.3 mApproximate reconstructed height
0 - shared origin
Apollo lunar module

The Apollo lunar module was a two-stage spacecraft used by NASA to land astronauts on the Moon and return them to lunar orbit during the Apollo missions.

7.04 mOverall height
0 - shared origin

Both rulers start at the same zero and share one linear scale. Artwork keeps its original proportions. Horizontal rulers compare the selected spans; vertical brackets also identify height on the artwork.

Measurements, assumptions & sources +

Stonehenge trilithon

Approximate reconstructed height: 7.3 m; approximate; range 6.7 m–7.5 m.

A representative great trilithon at Stonehenge reconstructed to approximately 7.3 m high and 6.5 m wide. Fallen, incomplete stones and uncertain original surfaces make the dimensions approximate.

English Heritage — Stonehenge

The marked approximate reconstructed height is calibrated. Unmeasured illustration details are representative.

Apollo lunar module

Overall height: 7.04 m; specified.

The Apollo lunar module was about 7.04 m high. The 15,103 kg value is the Apollo 11 lunar module at separation, including descent and ascent stages; mission configurations differed.

NASA — Apollo 11 mission report

The marked overall height is calibrated. Unmeasured illustration details are representative.

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Why this measurement?

Why we use 7.3 m

We compare the reconstructed height of a Stonehenge trilithon. This is an estimate; check the notes for its rounding and uncertainty. The recorded range is 6.7 m to 7.5 m.

A representative great trilithon at Stonehenge reconstructed to approximately 7.3 m high and 6.5 m wide. Fallen, incomplete stones and uncertain original surfaces make the dimensions approximate.

The marked vertical span follows the measured feature, not the edges of the image. How calibrated comparisons work →

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Recorded properties

Dimensions and measurements

PropertySelected valueRecorded rangeBasis
7.3 m6.7 m to 7.5 mapproximate
6.5 m6 m to 7 mapproximate

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Sources and method

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