A seamount nearly twice the height of the world’s tallest building has been discovered on the ocean floor near Guatemala — and serves as a biodiversity hot spot.

The seamount, which supports a "thriving" ecosystem, is 1.9 miles tall, making it taller than five One World Trade Centers stacked on top of each other.

A digital map of the newly discovered seamount. The seamount covers an area of about 70 square kilometers, with its summit at a depth of 994 meters and the base at 4,103 meters.

"A seamount over 1.5 kilometers tall which has, until now, been hidden under the waves really highlights how much we have yet to discover," Jyotika Virmani, the executive director of Schmidt Ocean ...

The recently discovered seamount may be taller than the world’s tallest building, but some have been found to have a height of 4,000 meters (13,123 feet) or more, Watling said.