Media playback is unsupported on your device

Archaeologists find ancient Mayan city in rainforests

23 June 2013 Last updated at 08:52 BST

Archaeologists have found the ruins of an ancient Mayan city in the rainforests of eastern Mexico.

They hope the site, which is thought to cover 54 acres, will provide clues as to why the Mayan civilisation collapsed over a thousand years ago.

Elise Wicker reports.

Copyright © 2015 BBC. The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.