Survival bunkers are shelters buried underground that are designed to be able to withstand catastrophic events. Most bunkers are buried at least 20 feet deep and provide air filtration systems. Survival bunkers can be ho... More » Home & Garden Outdoor

To survive, an organism needs a habitat that features somewhere to attract mates and find resources, has food, and protects it from the weather and extreme temperatures. The specifics of what an organism needs to survive... More » Science Biology

The survival rate for patients with cancer of the ureter, or transitional cell cancer, depends on how aggressive the cancer is and whether or not it has spread, explains the Urology Care Foundation. Overall survival is c... More » Health Conditions & Diseases Cancer

Underground bunkers can be purchased online from multiple websites, such as, and It is also possible to purchase a home with an underground bunker already ... More » Home & Garden Outdoor

Some tips for repairing underground sprinkler systems include digging along the buried lines to replace sections of pipe and cleaning or replacing sprinkler heads. Homeowners can study their systems' symptoms to determin... More » Home & Garden Outdoor

Find floor plans for underground survival shelters on, and These sites deal in a variety of bunker designs and plans that visitors can view, download or buy. More » Home & Garden Outdoor

Raven Rock Mountain Complex, Cheyenne Mountain and the Greenbrier Bunker are underground bunkers in the United States. The Raven Rock Mountain Complex is located on the Pennsylvania-Maryland border. President Harry S. Tr... More » Government & Politics Military