how a sunstone works（関連順）

4:16

The Sunstone: Secret of Viking Navigation

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105,842 回視聴 - 6 年前

9:51

Viking Sunstone Accurate As A Magnetic Compass! | Expedition Unknown

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2:49

How the Vikings may have used calcite to locate the position of the Sun in a cloudy sky

Michael Masuda

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6:22

Experiments in Viking Navigation Viking Sun Stone

David Canterbury

90,821 回視聴 - 7 年前

4:40

let a hick show you how to use a Viking stone compass

Paul Bowerman and The Brigham Tea Co

Viking Sun Compass

all about SUNSTONE! * everything you need to know-properties&benefits *

kaitlyn nicolle

6,906 回視聴 - 2 年前

0:15

How a Viking sun stone works, using light polarised by reflection . Sluneční kompas Vikingů.

R S

213 回視聴 - 2 年前

0:18

How a Viking sun stone works, using light polarised by reflection. Sluneční kompas Vikingů.

R S

133 回視聴 - 2 年前

3:39

Vikings (2013) History Channel Series - Navigate with a sunboard

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2:39

Mythical Viking Sunstone Is Real

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12:55

All About Sunstone: Unboxing Rough and Fantasy Cuts

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0:10

How a Viking sun stone works, using light polarised by reflection from ice. Sluneční kompas Vikingů.

R S

194 回視聴 - 2 年前

8:46

Oregon Sunstone With Schiller | Faceting On The Fly

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2,394 回視聴 - 1 年前

0:16

How a Viking sun stone works, using light polarised by air in the sky. Sluneční kompas Vikingů.

R S

151 回視聴 - 2 年前

0:30

How a Viking sun stone works, using light polarised by air in the sky. Sluneční kompas Vikingů.

R S

653 回視聴 - 2 年前

6:29

The Sun Stone (The Calendar Stone)

Smarthistory

399,035 回視聴 - 9 年前

20:18

Did the Vikings use the sunstone for navigation?

Skjalden

12,372 回視聴 - 3 年前

9:26

Mystery of Oregon’s sunstones | Oregon Field Guide

Oregon Public Broadcasting

385,342 回視聴 - 2 年前

1:34

Viking sunstone (Iceland spar)

Victor Reijs

31,072 回視聴 - 12 年前

結果 : how a sunstone works