Davis Caves Construction: This company has been building earth-sheltered homes since 1977. It offers general information on earth-sheltered construction, the current issue of "Earth Sheltered News," construction photos and descriptions, and an FAQ page.

DJB Architects: Award-winning underground buildings designed by David J. Bennett, FAIA, have showcased some innovative concepts in natural lighting.

Dobson House Bed & Breakfast: If you're curious about life in an Earthship, try spending a night or two in a B&B suite just outside of Taos, New Mexico.

Earth House: Focusing primarily on residential properties, this site contains a broad range of information including listings of homes for sale.

Earth Log Equity Group: This company has been designing and building earth-sheltered homes throughout the United States and Canada since 1989, and their web site has lots of information about earth sheltering, including home plans, photos, pricing, and financing information.

Earth Sheltered Technology, Inc: This site offers information, plan drawings, and photographs of earth-sheltered homes, including cost estimates for building various designs in the District of Columbia and each state of the USA.

Formworks Building, Inc.: Dale Pearcey, founder of Formworks, has been building "affordable, beautiful, disaster-proof" NestEgg homes underground since the 1970s.

Gerald Fitzpatrick's ongoing renovation of an Atlas F missile base in Champlain, New York.

Geodesic Earthworks offers kits for building earth-sheltered homes based on the geodesic dome concept.

Greenbrier Bunker: Take a virtual tour of the once-secret bunker built as a refuge for the U.S. Congress in case of a nuclear attack.

HGTV: Home and Garden Television occasionally features underground houses on its Extreme Homes program. In January 2003 it also introduced a special program called Subterraneans, which featured seven underground houses in various parts of the United States. This link takes you to a summary of the program, including photographs and descriptions.

Hunt Midwest SubTropolis: This home page for one of the world's largest underground business complexes describes the advantages of its location in a former limestone mine. The site's photo tour gives a sense of the atmosphere 100 feet below the surface in this 400-acre industrial park.

Improving Earth Sheltered Homes -- Rocky Mountain Research Center: Passive Annual Heat Storage (PAHS) informational materials (from the inventor of PAHS) enable both underground and earth-bermed buildings to be designed to self-maintain a year-round comfortable temperature passively. The materials also show how to deal with water control problems effectively.

Jackson House Cave is a lovely place to try out earth-sheltered living. It is located in Alton, Illinois, across the Mississippi River from St. Louis, Missouri.

Louisville Underground, another limestone mine transformed into a business/industrial park, is fine-tuning its mined-out space by recycling other people's excavation materials to bring ceiling heights to a desired 23 feet

Magorian Mine Services builds wine caves in California.

Making Wright Right: Bill Taylor’s well-documented site describes how he meticulously restored Frank Lloyd Wright’s partially underground "Solar Hemicycle" house, which is also known as the Jacobs II home.

Malcolm Wells: Meet the guru of underground architecture in the United States. He may seem eccentric, but it’s all tongue-in-cheek. All, that is, except the basic message.

Moscone Center: Trade shows, conferences, and banquets take place practically unnoticed under street-level gardens and recreational venues in the heart of San Francisco. This site describes, verbally and visually, the original convention center, completed in 1981, and subsequent additions.

Our Cool House: This is a very informative site describing the construction and operation of an earth-sheltered house in Maryland. It uses passive solar heating and cooling, supplemented when necessary by a geothermal system. There's lots of great information here, plus links and references.

Scottish Architecture:  "Although most of us spend more than 90 per cent of our time in or around buildings and structures - even in rural areas, and on holiday - it is remarkable the degree to which we may fail to recognise how the built environment affects and colours our daily lives." This site showcases innovative architecture in Scotland and includes wide-ranging discussions of the built environment.

Space Center Independence: This site describes one of the largest underground industrial parks in the world: 4.4 million square feet of office, warehouse, and light-manufacturing space in a Missouri limestone mine.

Subterranea Britannica: Read about "man-made and man-used underground places" throughout the UK.

Terra-Dome Corporation: This company, which calls itself "America's leader in earth-sheltered buildings since 1979," designs and builds modular underground structures with flat walls and shallow, arched ceilings.

Twentieth Century Castles: Looking for an underground building for your business or your home? A former missile silo just might be the right place.

Umbrella Homes: John Hait shares his experience with underground home construction and natural temperature control.

Underground Atlanta: Downtown Atlanta didn’t start off being underground, but urban development placed it there.

Underground Homes: Sample plans and construction photos from an Ohio architect who has been building underground houses since the 1970s. Much of the site's material looks dated, but the architect says he's still designing subsurface homes today.

Wabasha Street Caves: Take an entertaining tour, or book a special event, in a former speakeasy that is really underground in St. Paul, Minnesota.

Wine Cave Building: An experienced geologist tells how to avoid pitfalls when building a wine cave.