Naracoorte Caves National Park is a national park near Naracoorte in the Limestone Coast tourism region in the south-east of South Australia (Australia). It was officially recognised in 1994 for its extensive fossil record when the site was inscribed on the World Heritage List, along with Riversleigh. The park preserves 6 km2 of remnant vegetation, with 26 caves contained within the 3.05 km2 World Heritage Area. Out of the 28 known caves in the park, only four are open to the public. Other caves are kept away from the public eye as they are important for scientific research and also for the protection of the caves and their contents. Many of the caves contain spectacular stalactites and stalagmites.
The Natural Bridge Caverns are the largest commercial caverns in the US state of Texas. The name is derived from the 60-foot (18 m) natural limestone slab bridge that spans the amphitheater setting of the cavern's entrance. The span was left suspended when a sinkhole collapsed below it.
Oregon Caves National Monument and Preserve is a protected area in the northern Siskiyou Mountains of southwestern Oregon in the United States. The 4,554-acre (1,843 ha) park, including the marble cave, is 20 miles (32 km) east of Cave Junction, on Oregon Route 46. The protected area, managed by the National Park Service (NPS), is in southwestern Josephine County, near the Oregon–California border.
The Monongahela National Forest is a national forest located in the Allegheny Mountains of eastern West Virginia, US. It protects over 921,000 acres of federally managed land within a 1,700,000 acres proclamation boundary that includes much of the Potomac Highlands Region and portions of 10 counties.
Natural Bridge is a geological formation in Rockbridge County, Virginia, United States, comprising a 215-foot-high (66 m) natural arch with a span of 90 feet (27 m). It is situated within a gorge carved from the surrounding mountainous limestone terrain by Cedar Creek, a small tributary of the James River. Consisting of horizontal limestone strata, Natural Bridge is the remains of the roof of a cave or tunnel through which the Cedar Creek once flowed.
Meramec State Park is a public recreation area located near Sullivan, Missouri, about 60 miles from St. Louis, along the Meramec River. The park has diverse ecosystems such as hardwood forests and glades. There are over 40 caves located throughout the park, the bedrock is dolomite. The most famous is Fisher Cave, located near the campgrounds. The park borders the Meramec Conservation Area.
College Park Airport is a public airport located in the City of College Park, in Prince George's County, Maryland, United States. It is the world's oldest continuously operated airport. The airport is located south of Paint Branch and Lake Artemesia, east of U.S. Route 1 and the College Park Metro/MARC station and west of Kenilworth Avenue.
The Morris–Butler House is a Second Empire-style house built about 1864 in the Old Northside Historic District of Indianapolis, Indiana. Restored as a museum home by Indiana Landmarks between 1964 and 1969, the American Civil War-era residence was the non-profit organization's first preservation project. Restoration work retained some of its original architectural features, and the home was furnished in Victorian and Post-Victorian styles. Its use was changed to a venue for Indiana Landmarks programs, special events, and private rentals following a refurbishment in 2013. Regular daily tours of the property have been discontinued.
Penns Valley is an eroded anticlinal valley of the Pennsylvania ridge and valley geologic region of the Appalachian Mountain range. The valley is located in southern Centre County, Pennsylvania. Along with the Nittany Valley to the north and east, it is part of the larger Nittany Anticlinorium. It is bordered by Mount Nittany to the north, the Seven Mountains range to the south, and connects to the larger Nittany Valley to the west. There are two smaller subordinate valleys typically associated with the greater valley: Georges Valley in the south, separated by Egg Hill, and Brush Valley in the north, separated by Brush Mountain.
Carlsbad Caverns National Park is a national park of the United States in the Guadalupe Mountains of southeastern New Mexico. The primary attraction of the park is the show cave Carlsbad Cavern. Visitors to the cave can hike in on their own via the natural entrance or take an elevator from the visitor center.
McKinney Falls State Park is a state park in Austin, Texas, United States at the confluence of Onion Creek and Williamson Creek. It is administered by the Texas Parks and Wildlife Department. The park opened on April 15, 1976 and is named after Thomas F. McKinney, a businessman, race horse breeder and rancher, who owned and lived on the land in the mid-to-late 19th century. The park is part of the El Camino Real de los Tejas National Historic Trail.
The Dearborn Inn, A Marriott Hotel is a historic hotel in the suburban city of Dearborn, Michigan in Metro Detroit. It opened in 1931 and closed in February 2023 for renovations. It was conceived by Henry Ford, who saw a need for food and accommodations for visitors flying into the nearby Ford Airport, making it one of the first airport hotels. It is located at 20301 Oakwood Boulevard near The Henry Ford Museum of American Innovation and the world headquarters building of Ford Motor Company. Albert Kahn designed the Dearborn Inn in the Georgian architectural style. The Dearborn Inn is owned by Ford Motor Land Development Corporation and managed by Marriott International.
The Landmark Inn State Historic Site is a historic inn in Castroville, Texas, United States. It serves the general public as both a state historic site and inn eight overnight rooms.
The John A. Green Estate is a historic property in Stone City, Iowa, United States. The estate covers 200 acres (0.81 km2) of land. The buildings were constructed of Anamosa Limestone quarried from John Green's own local business. The estate was individually listed as a historic district on the U.S. National Register of Historic Places in 1978. It was included as a contributing property in the Stone City Historic District in 2008.
The Quakertown Passenger and Freight Station is a historic train station and freight depot located at Quakertown, Bucks County, Pennsylvania. The two buildings were designed by Wilson Bros. & Company in 1889 and built by Cramp and Co. for the Philadelphia and Reading Railroad in 1902. The passenger station is constructed of dark Rockhill granite and Indiana limestone and is in a Late Victorian style. It is 1+1⁄2 stories tall and measures 25 feet wide by 97 feet 6 inches, long. It has a hipped roof with an eight-foot overhang. The freight station is a 1+1⁄2-story, rectangular stone block building measuring 128 by 30 feet. Also on the property is a large crane that was used for freight movement. The Quakertown station had passenger rail service along the Bethlehem Line to Bethlehem and Philadelphia until July 27, 1981, when SEPTA ended service on all its intercity diesel-powered lines. SEPTA still owns the line and leases it to the East Penn Railroad. Other towns, stations, and landmarks on the Bethlehem Line are Perkasie, Perkasie Tunnel, and Perkasie station.
Edward Ball Wakulla Springs State Park is a Florida State Park in Wakulla County, Florida, United States. This 6,000 acre (24 km2) wildlife sanctuary, located south of Tallahassee, is listed on the National Register of Historic Places, and designated a National Natural Landmark.
The Caverns Historic District comprises the central developed area of Carlsbad Caverns National Park. The complex was built between the early 1920s and 1942, initially in Pueblo Revival style, and later in New Mexico Territorial Revival style in the area around the natural entrance to Carlsbad Caverns. The earlier structures are built of local limestone, the later buildings in adobe. Thirteen buildings in the district are considered contributing structures. Buildings built between 1940 and 1942 were constructed with labor provided by the Civilian Conservation Corps.
The Philip Erpff House is an historic, American home that is located in Schaefferstown, in Heidelberg Township, Lebanon County, Pennsylvania.
The former United States Post Office-Main Branch is a historic post office building that is located in the University City neighborhood of Philadelphia. It is situated across from Amtrak's 30th Street Station. It operated as the main postal processing facility for Philadelphia from 1933 until its closure in 2008. It was added to the National Register of Historic Places in 2005.
Mount Pisgah Lutheran Church, also known in its early years as the First Lutheran Church and First English Lutheran Church, was located at 701 North Pennsylvania Street in downtown Indianapolis, Indiana. The historic church was built by the city's first Lutheran congregation, which organized in 1837, and was its third house of worship. The former church building was subsequently operated as a for-profit event venue under the name The Sanctuary on Penn until it was destroyed by a fire on December 24, 2024.
