Ataaz Muhahah

Ataaz Muhaha, meaning Laughing Gorge in the Chultan language, was a canyon on the River Olung in Chult.

Description
The canyon was a deep chasm over 100 feet (30.5 meters) in depth. At one point, it was crossed by the Monkey Bridge.

Inhabitants
The gorge was inhabited by troops of monkeys that hooted, howled and shrieked incessantly. The echoes of these sounds resonated along its depth forming sounds that sounded a lot like malevolent laughter.