▁France ▁and ▁eastern ▁Spain . ▁ ▁Dol m ens ▁are ▁also ▁in ▁Ap ul ia ▁and ▁in ▁Sic ily . ▁In ▁this ▁latter ▁region , ▁they ▁are ▁small ▁structures ▁located ▁in ▁M ura ▁P reg ne ▁( Pal ermo ), ▁S cia cca ▁( A gr ig ento ), ▁Monte ▁B ub b onia ▁( C alt an iss etta ), ▁But era ▁( C alt an iss etta ), ▁C ava ▁L azz aro ▁( Si rac usa ), ▁C ava ▁dei ▁Ser vi ▁( R ag usa ), ▁A vol a ▁( Si rac usa ), ▁and ▁Arg im us co ▁in ▁Mont al b ano ▁E lic ona ▁( Mess ina ). ▁D ating ▁to ▁the ▁Early ▁Bron ze ▁Age ▁( 2 2 0 0 – 1 8 0 0 ▁BC ), ▁the ▁pre histor ic ▁Sic ilian ▁buildings ▁were ▁covered ▁by ▁a ▁circular ▁m ound ▁of ▁earth . ▁In ▁the ▁dol men ▁of ▁C ava ▁dei ▁Ser vi , ▁arch ae olog ists ▁found ▁numerous ▁human ▁b one ▁fragments ▁and ▁some ▁spl inter s ▁of ▁Cast ell ucci an ▁cer am ics ▁( E ar ly ▁Bron ze ▁Age ) ▁which ▁confirmed ▁the ▁bur ial ▁purpose ▁of ▁the ▁arte fact . ▁ ▁Ex amples ▁with ▁outer ▁areas , ▁not ▁used ▁for ▁bur ial , ▁are ▁also ▁known . ▁ ▁The ▁Court ▁C air ns ▁of ▁south west ▁Scotland ▁and ▁northern ▁Ireland , ▁the ▁Se vern - C ots w old ▁tomb s ▁of ▁south west ▁England ▁and ▁the ▁tr