The phrase "at the underground" is not correct in standard written English.
It is typically used in contexts referring to something located in an underground area, but it is more common to say "in the underground" or "at the underground station."
Example: "We met at the underground station before heading to the concert."
Alternatives: "in the subway" or "at the metro."
The school's sustainability features don't stop at the underground pipes.
It was at the Underground near Union Square, some 15 years ago.
The prospect of a renewed round of diplomacy may explain the pace of activity at the underground site.
Most days at the underground department somebody is heading out to bore a hole someplace in the city.
Ms. MacLeod said while visitors continued to come to see the Ghost House and the print shop, attendance at the underground museum dwindled, especially in the last decade.
The Iranians showed the inspectors the progress they had made at the underground facility, also known as Fordo, as part of the regular inspection of declared nuclear sites.
Fish swimming at the Underground River in Puerto Princesa, Palawan.
He moved to New York in the mid-nineteen-fifties, and he had his first exhibition in 1963, at the Underground Gallery, in Greenwich Village.
A project to develop an excavation design process for potential application in construction of a nuclear fuel waste repository was undertaken in Canada at the Underground Research Laboratory.
The tunnel sealing experiment at the Underground Research Laboratory in Canada is testing engineered barriers (concrete and clay bulkheads) that will restrict fluid flow passing through the excavation damage zone (EDZ) in the host granitic rockmass.
This paper is Part II of a series of two papers concerned with an in situ Thermo Hydraulic Experiment carried out at the Underground Research Laboratory of Atomic Energy of Canada Limited.
