MIWP Wednesday Program at the Museum: Factors Influencing the Evolution of Sandstone Sea Caves
![](https://chambermaster.blob.core.windows.net/images/customers/1163/members/191/events/10212/EVENT_PHOTO/SandstoneSeaCavesTomFitz.png)
Free and Open to the Public!
Location: Madeline Island Museum
This program will look at centuries of wave action, freezing and thawing that have sculptured shorelines throughout the Apostle Island National Lakeshore. Dr. Fitz will discuss the evolution of these beautiful arched and vaulted chambers and honeycomb passages.
Speaker: Tom Fitz, Northland College Professor of Geoscience, Affiliated Faculty, Burke Center
Image shown: A SIMPLIFIED GEOLOGICAL MAP OF THE APOSTLE ISLANDS SHOWING THE LOCATIONS OF CLIFFS WITH CAVITIES AND SEA CAVES. BASED ON THE MAP IN THORNBERRY-EHRLICH (2015) AND OBSERVATIONS. FROM THE STUDY FACTORS INFLUENCING THE EVOLUTION OF SANDSTONE SEA CAVES: A CASE STUDY FROM THE APOSTLE ISLANDS NATIONAL LAKESHORE (LAKE SUPERIOR, USA) PUBLISHED IN JOURNAL OF GREAT LAKES RESEARCH VOLUME 50, ISSUE 1, FEBRUARY 2024, 102251