An international archaeology team has discovered a royal tomb hidden inside a Maya pyramid at Waka' (Guatemala). The tomb likely dates from 200 to 400 A.D., and may be the tomb of Waka's founder or K'inich B'alam the First, a Maya king from around 378 AD.

News report here: Royal tomb found hidden in Maya pyramid

This comes almost exactly two years after the discovery of the tomb of a Maya queen at Waka' which was reported 6th May 2004 :)