The most recent plaques:
Sarah Long Bridge Previously Known as the Maine-New Hampshire Bridge
Submitted by @bthubbard.
Western Terminus of the Lincoln Highway
Submitted by @Ritterton.
Sir Edgar Elgar
Submitted by @theonlymfkirke
Memorial Day Plaque, Billman Music Pavilion
Submitted by @kevinforsyth.
Pioneer Founders of New Ulm
Submitted by @robblerouser
Slate Creek Wetlands Restoration Project
From IG post
Curraheen Grotto
Submitted by @PmekYllib.
Ancient Order of Druids
Submitted by benhammersley
Hunterfly Road Houses
Chartwell
Dedicated to the Cobh Volunteers Easter Rising 1916
Submitted by Rob Sweeney
Eva Dien Brine Markvoort
Submitted by @Zanatta78
U.S. Congress Approves Voting Rights Act of 1965
Stolperstein
Submitted by @eddieizzard
Elwha Dam Removal
Submitted by @Ritterton
Nuclear Energy historic landmark
Site of first self-sustaining nuclear reaction has been designated a registered national historic landmark Under the provisions of the historic sites act of August 21, 1935 this site...
Joseph Strauss the Man Who Built the Bridge
Lynching in America
Auburn 1865 - Present
THE GEOLOGY OF SOUTHEASTERN MINNESOTA
THE GEOLOGY OF SOUTHEASTERN MINNESOTA The face of Minnesota has undergone many changes over the centuries as a result of the forces of nature. Its present appearance is the result of...