Community Vision Statement. âThe City of Miamisburg is a progressive and in-. novative community that seeks to promote meaningful. citizen involvement in shaping the Cityâs future, while. preserving the best of the Cityâs vibrant history.â.
The deepest point of the Mariana Trench is called The Challenger Deep , so named after the British exploration vessel HMS Challenger II, and it is located 210 miles south-west of Guam. This depth was reached in 1960 by the Trieste, a manned submersible owned by the U.S. Navy.
Atacama Trench (a depression the floor of the Pacific Ocean off the coast of Chile). Bougainville Trench (a depression in the floor of the Pacific Ocean between New Guinea and the Solomon Islands). Japan Trench (a depression in the floor of the Pacific Ocean northeast of Japan that reaches depths of 30,000 feet).