Explorers found the ruins.
The ruins were found by explorers.
They didn't excavate the Sphinx until 1925.
The Sphinx wasn't excavated until 1925.
Scientists did a DNA test to identify the mummy.
A DNA test was done (by scientists) to identify the mummy.
Thieves hid the treasure inside a cave.
The treasure was hidden inside a cave by thieves.
Scientists analysed the sample.
The sample was analysed by scientists.
They discovered pottery and other artefacts near the site.
Pottery and other artefacts were discovered near the site.
People described him as 'Iceman'.
He was described as 'Iceman'.
Who killed the 'Iceman'?
Who was the 'Iceman' killed by?
Someone found the treasure in a field.
The treasure was found in a field.
The Police caught the thieves.
The thieves were caught by the Police.
Archaeologists excavated the site 10 years ago.
The site was excavated by archaeologists 10 years ago.
An illness caused his death.
His death was caused by an illness.
Who buried the terracotta statues?
Who were the terracotta statues buried by?
They buried the ruler in this tomb.
The ruler was buried in this tomb.