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10 Most Mysterious Ancient Underground Tunnels

118,491 views

Origins Explained

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (US)

Speech Time:

99%
  • 14:19 / 14:22

Speech Rate:

  • 179 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

obvious

/ˈäbvēəs/

adjective

Easily understood and clear; plain to see.

underworld

/ˈəndərˌwərld/

noun

Criminals as a group.

prehistoric

/ˌprē(h)iˈstôrik/

adjective

of period before written records.

ancient

/ˈān(t)SHənt/

adjective noun

of very distant past. old man.

pinpoint

/ˈpinˌpoint/

adjective noun verb

Exact, as of accuracy. tiny dot or point. To identify or explain exactly.

hundreds

/ˈhəndrəd/

noun number

subdivision of county or shire. 100s.

tunnels

/ˈtənl/

noun other verb

artificial underground passage. Passages under the ground often for cars or trains. dig or force passage underground or through something.

underground
adjective adverb noun

(Being or living) under the surface of the earth. beneath surface of ground. Secret group organized to overthrow a government.

branches

/bran(t)SH/

noun other verb

part of tree growing from trunk. Parts of families related to the same members. divide into branches.

appeared

/əˈpir/

verb

To be seen, become visible; come into sight.

mystified

/ˈmistəˌfī/

verb

To cause to be in a state of confusion or mystery.

ramparts

/ˈramˌpärt/

noun other verb

defensive wall of castle or walled city. Anything serving as a bulwark or defense. fortify or surround with or as if with rampart.

explain

/ikˈsplān/

verb

To make clear or easy to understand by describing.

another

/əˈnəT͟Hər/

adjective determiner pronoun

One more, but not this. used to refer to additional person or thing of same type as one. One more (thing).

generations

/ˌjenəˈrāSH(ə)n/

noun other

all people born and living at about same time. People born and living at about the same time.

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