Cadillac driver ignores signs, plunges car into Prince George's Co. sinkhole: Officials | KRCR
Major Sinkhole Close 2 Lanes of I-270 in Montgomery County – NBC4 Washington
Owings Mils, Md: 2004 sinkhole
Massive sinkhole opens up on Maryland roadway, cutting off water for nearby businesses | KEYE
I-270 Sinkhole Update: “Major Pipe Failure” Caused a Lot More Damage Than Was Initially Visible - The MoCo Show
Massive sinkhole continues to cause issues for drivers in Frederick
Geologic map depicts sinkhole susceptibility in Maryland | American Geosciences Institute
Water main repairs on Osborne Road completed, road repaving to start Friday - WTOP News
25-foot sinkhole closes lanes on I-270 in Gaithersburg
No timetable yet on patching large Md. sinkhole - WTOP News
Lochearn, Md.: 2003 sinkhole
Massive sinkhole continues to cause issues for drivers in Frederick
Large sinkhole in Maryland, heavy rains and downed trees create traffic troubles in D.C. - The Washington Post
Sinkhole in Frederick, Maryland | U.S. Geological Survey
Sinkhole in Frederick, Md. causes 1-mile stretch of road to close | wusa9.com
Massive sinkhole continues to cause issues for drivers in Frederick
Cadillac driver ignores signs, plunges car into Prince George's Co. sinkhole: Officials | KRCR
Sinkhole Closes Part Of 270 In Montgomery County
MD I-270 sinkhole size revealed in new photos | wusa9.com
Sinkholes: common, costly and sometimes deadly | CNN
Water restored for areas impacted by massive sinkhole in Frederick, Md. | WBFF
Part of northbound I-97 closed for emergency repair of sinkhole - CBS Baltimore
Sinkholes cause multiple road closures in Md. - WTOP News
Massive sinkhole in Frederick, Md. cuts off water for area businesses, crews monitor area | WJLA
