The Terracotta army was inconspicuous due to its underground location, and was not discovered until 1974.

The few remaining Volfied inhabitants are in an underground location of the planet and signal the pilot to their aide.

Inspectors must also physically examine underground locations where missiles may be buried out of sight of U-2 or satellite cameras.

The phrase "uncharted waters" does not only refer to underground locations that do not appear on charts.

The player must travel through nine different maze-like worlds consisting of military facilities, mountain ranges, jungles, cities and underground locations.

Throughout 1996, the band played in many underground locations in Mexico City and began to have a small group of fans.

However, the practice of underground location, while very useful, has its limitations.

It is renowned for its good atmosphere owing to its underground location and excellent choice of 90s music on the jukebox.

The film was shot at new studios in Berlin with the city's newly renovated subway system serving as the underground locations.

This is later reinforced when the comic revisits the underground location of the final episode, encountering the jukebox and the chair.