Northern Michigan From Above: Alpena County Sinkholes

Northern Michigan From Above: Alpena County Sinkholes

910 Media Group, 9and10news Site Staff

10/15/2019 5:56 PM EDT

http://caves.org/conservancy/mkc/preserve_tb.html

In Northern Alpena County lies three massive sinkholes owned by the Michigan Karst Conservancy.

For this week’s Northern Michigan From Above we take you above the

Northern Michigan From Above: Alpena County Sinkholes Northern Michigan From Above: Alpena County Sinkholes (910 News)

10-15-19-NMFA-Sinkholes.mov_... (9and10news Site Staff)

© 2023 - 910 Media Group

In this article:

drone video, check it out, news, local, michigan