Welcome! Visitors offered free access to buildings not normally open

(msnbc.com) ... When traveling, we often make a beeline for the homes of the rich and famous and to buildings that have historical significance. And there’s something appealing about reaching the top of iconic structures and walking onto observation decks offering panoramic views over a city.
But what about the places next door to those much-visited structures? Or that imposing church, government building, or residential mansion you pass by on your way to these tourist destinations? Or that shuttered factory or art-deco office building in your own home town? Don’t you sometimes wonder what’s behind those closed doors? Continued

Photo: Shenks Ferry Tunnel (MDRails)