Question: What is located several miles southeast of the city with a recorded a population of 76,693?
Context: The Galena Territory is a census-designated place in Jo Daviess County, Illinois, United States.  Its population was 1,058 as of the 2010 census.  The community consists of a private 6800 acre development located several miles southeast of downtown Galena.  The Territory, which is managed by a homeowners association, has set aside 1500 acre of protected recreational land.  The remainder is filled with low-density residential development and Eagle Ridge Resort & Spa.  As of Aug. 27, 2017, there were 4,082 property owners.  As of Aug. 27, 2017, there are 554 permanent residences with 1,675 vacation residences. The campus of Michigan State University is located in East Lansing on the banks of the Red Cedar River, and comprises a contiguous area of 5200 acre , 2000 acre of which are developed.  Built amid virgin forest, the campus opened in 1855 with three buildings, none of which remain.  As an agricultural college, the campus was originally located several miles outside of the city of Lansing, but as the population of the college grew, the city of East Lansing developed just north of the area's main avenue. The Arnold Lava Tube System (or Arnold system) is series of lava tubes in Deschutes County, Oregon, of the United States.  It is located several miles southeast of the city of Bend.  The system starts in the Deschutes National Forest on the northern flank of Newberry Volcano, heads northeast onto BLM land before finally terminating on private property near Horse Ridge.  The system acted as a conduit for the lavas from Lava Top Butte that later fed the Badlands rootless shield.  The lava flow that created the Arnold system is also referred to as the basalt of Lava Top Butte and is related to the Horse Cave lobe which is a lava flow that created the Horse Lava Tube System.  The lava flows of Lava Top Butte, the Badlands, the Horse system, and the Arnold system all have a geologic age around 80,000 years old. Green Bay is a town in Brown County in the U.S. state of Wisconsin.  The population was 2,035 at the 2010 census.  The town is located several miles northeast of the city of Green Bay.  The unincorporated community of Champion is located in the town, and the unincorporated communities of Dyckesville and New Franken are located partially in the town. Mecosta is a village in Mecosta County in the U.S. state of Michigan.  The population was 457 at the 2010 census.  The village is within Morton Township.  Mecosta Township, which is also in Mecosta county, is located several miles to the west. Kalurghat (Bengali: কালুরঘাট ) is located several miles north of the port city of Chittagong, Bangladesh, and is mostly famous for several heavy industries located there.  A bridge near Kalurghat on the Karnaphuli River connects Chittagong city with the southern parts of the district. Ossineke is an unincorporated community in Sanborn Township, Alpena County in the U.S. state of Michigan.  It is a census-designated place (CDP) used for statistical purposes.  The population was 938 at the 2010 census.  The community is located several miles south of Alpena on U.S. Highway 23.  The name is derived from the Anishinaabe word (either the Ojibwa or the Ottawa) Loudon is a town in and the county seat of Loudon County, Tennessee, United States.  Its population was 4,476 at the 2000 census.  It is included in the Knoxville, Tennessee Metropolitan Statistical Area.  The city is located in eastern Tennessee, southwest of Knoxville, on the Tennessee River.  Fort Loudoun, the colonial era fort for which the city was named, is located several miles to the south in Monroe County. Aberdeen is a historic plantation house located several miles north of Disputanta, Prince George County, Virginia.  It was built sometime between 1790 and 1810, by Thomas Cocke.  In 1790 Thomas inherited a 1,685-acre portion of his father's estate, Bonnacord, which he named "Aberdeen."  Thomas's brother, John P. Cocke, inherited the remainder of Bonnacord.  Thomas married Sarah Colley, daughter of Nathaniel and Martha Batte Colley of Tar Bay Plantation located about five miles west of Bonnacord. Bend is a city in, and the county seat of, Deschutes County, Oregon, United States.  It is the principal city of the Bend, Oregon Metropolitan Statistical Area.  Bend is Central Oregon's largest city, and despite its modest size, is the "de facto" metropolis of the region, owing to the low population density of that area.  Bend recorded a population of 76,693 at the time of the 2010 U.S. Census, up from 52,029 at the 2000 census.  The estimated population of the city as of 2013 is 81,236.  Bend's metro population was estimated at 165,954 as of July 1, 2013.  The Bend MSA is the fifth largest metropolitan area in Oregon.
Answer: series of lava tubes