Hammond elaborates on Isla Nublar's geological nature, revealing that it is not just an ordinary island but a seamount, which is a volcanic formation rising from the ocean floor. This unique characteristic influences not only the landscape but also the environment of the island, filled with visible volcanic features. Visitors can observe steam vents and experience unexpectedly warm ground, showcasing the island's active geological past.

Due to its volcanic origins and the surrounding ocean currents, Isla Nublar is often shrouded in fog, adding an air of mystery to the island. This description highlights the dynamic and potentially hazardous ecosystem of Isla Nublar, setting the stage for the extraordinary events that unfold in Jurassic Park.