1 If you have the keyfob thing, you need to go into the MLS office and show your ID and they hand you and only you the keyfob. 2  Ask who to contact when returning the information, if it is email then ask them to include phone and fax.
Deanâs Blue Hole, The Bahamas â The worldâs deepest known blue hole (underwater sinkhole) with seawater. It plunges 202 meters (663 ft) near Long Island, Bahamas. Deanâs Blue Hole is roughly circular at the surface, with a diameter ranging from 25 to 35 meters (82â115 ft).
According to the USGS, about 20 percent of U.S. land is susceptible to sinkholes. The most damage from sinkholes tends to occur in Florida, Texas, Alabama, Missouri, Kentucky, Tennessee, and Pennsylvania. The map below shows areas where underground cavities can form and catastrophic sinkholes can happen.