Ruins all around the world in general,

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Ruins[/b][/size][size=25] is a term used to describe the remains of man-made [/size][url=https://algassania2.mam9.com/wiki/Architecture][u][size=25][color:ea44=#0000ff]architecture[/u][/color][/size][/url][size=25]: structures that were once complete but which have fallen into a state of partial or complete disrepair, due to lack of [/size][url=https://algassania2.mam9.com/wiki/Maintenance,_repair_and_operations][u][size=25][color:ea44=#0000ff]maintenance[/u][/color][/size][/url][size=25] or deliberate acts of destruction. [/size][url=https://algassania2.mam9.com/wiki/Natural_disaster][u][size=25][color:ea44=#0000ff]Natural disaster[/u][/color][/size][/url][size=25], [/size][url=https://algassania2.mam9.com/wiki/War][u][size=25][color:ea44=#0000ff]war[/u][/color][/size][/url][size=25] and [/size][url=https://algassania2.mam9.com/wiki/Depopulation][u][size=25][color:ea44=#0000ff]depopulation[/u][/color][/size][/url][size=25] are the commonest root causes, with many structures becoming progressively derelict over time due to long-term [/size][url=https://algassania2.mam9.com/wiki/Weathering][u][size=25][color:ea44=#0000ff]weathering[/u][/color][/size][/url][size=25] and scavenging.
There are famous ruins all over the world, from ancient sites in [/size][url=https://algassania2.mam9.com/wiki/Yinxu][u][size=25][color:ea44=#0000ff]China[/u][/color][/size][/url][size=25], the [/size][url=https://algassania2.mam9.com/wiki/Indus_valley][u][size=25][color:ea44=#0000ff]Indus valley[/u][/color][/size][/url][size=25] and [/size][url=https://algassania2.mam9.com/wiki/Judea][u][size=25][color:ea44=#0000ff]Judea[/u][/color][/size][/url][size=25] to [/size][url=https://algassania2.mam9.com/wiki/Zimbabwe][u][size=25][color:ea44=#0000ff]Zimbabwe[/u][/color][/size][/url][size=25] in [/size][url=https://algassania2.mam9.com/wiki/Africa][u][size=25][color:ea44=#0000ff]Africa[/u][/color][/size][/url][size=25], [/size][url=https://algassania2.mam9.com/wiki/Ancient_Greece][u][size=25][color:ea44=#0000ff]ancient Greek[/u][/color][/size][/url][size=25], [/size][url=https://algassania2.mam9.com/wiki/Ancient_Egypt][u][size=25][color:ea44=#0000ff]Egyptian[/u][/color][/size][/url][size=25] and [/size][url=https://algassania2.mam9.com/wiki/Ancient_Rome][u][size=25][color:ea44=#0000ff]Roman[/u][/color][/size][/url][size=25] sites in the [/size][url=https://algassania2.mam9.com/wiki/Mediterranean_basin][u][size=25][color:ea44=#0000ff]Mediterranean basin[/u][/color][/size][/url][size=25], and [/size][url=https://algassania2.mam9.com/wiki/Inca_Empire][u][size=25][color:ea44=#0000ff]Incan[/u][/color][/size][/url][size=25] and [/size][url=https://algassania2.mam9.com/wiki/Maya_civilization][u][size=25][color:ea44=#0000ff]Mayan[/u][/color][/size][/url][size=25] sites in [/size][url=https://algassania2.mam9.com/wiki/The_Americas][u][size=25][color:ea44=#0000ff]the Americas[/u][/color][/size][/url][size=25]. Ruins are of great importance to [/size][url=https://algassania2.mam9.com/wiki/History][u][size=25][color:ea44=#0000ff]historians[/u][/color][/size][/url][size=25], [/size][url=https://algassania2.mam9.com/wiki/Archaeology][u][size=25][color:ea44=#0000ff]archaeologists[/u][/color][/size][/url][size=25] and [/size][url=https://algassania2.mam9.com/wiki/Anthropology][u][size=25][color:ea44=#0000ff]anthropologists[/u][/color][/size][/url][size=25], whether they were once individual [/size][url=https://algassania2.mam9.com/wiki/Fortification][u][size=25][color:ea44=#0000ff]fortifications[/u][/color][/size][/url][size=25], [/size][url=https://algassania2.mam9.com/wiki/Place_of_worship][u][size=25][color:ea44=#0000ff]places of worship[/u][/color][/size][/url][size=25], houses and utility buildings, or entire villages, towns and cities. Many ruins have become [/size][url=https://algassania2.mam9.com/wiki/UNESCO][u][size=25][color:ea44=#0000ff]UNESCO[/u][/color][/size][/url] [url=https://algassania2.mam9.com/wiki/World_Heritage_Site][u][size=25][color:ea44=#0000ff]World Heritage Sites[/u][/color][/size][/url][size=25] in recent years, to identify and preserve them as areas of outstanding value to humanity.[/size][url=https://algassania2.mam9.com/l%20cite_note-0][u][size=25][color:ea44=#0000ff][1][/u][/color][/size][/url][size=25]
H.A[/size]