A blindfold is a powerful tool for making a blank map even blanker.  From The Film Daily, 1932.  See The Carte Blanche Atlas of seemingly impossibly blank maps.

This is like when bands shout the name of the city they're playing that night.  San Francisco knows what you want ... or maybe it's Miami, Memphis, Chicago, or Portland, Maine.  From Modern Screen, 1952.

From Woroni, 1977.

From The Story of Mankind by Hendrik Willem Van Loon, 1923.  (So many inaccuracies in this book, but then again history books have always offered the most fiction.)

"The 1000 Dollar Tree."  A map from The End of a Rainbow by Rossiter Johnson, 1920.

According to this map, the love is in southern Mississippi.  From Gulf Park College's 1944 yearbook.

Great chapter title: "The Black Spot is Erased from the Map of the World and There Is Dancing in the Sunlight."  From City of Endless Night by Milo Hastings, 1920.

We see a map in that inkblot.  From The Film Daily, 1944.

From Nebelspalter, 1892.

From The Book of Life: Vonisa by Sidartha, 1885.

A rough route to oblivion, charting the course taken by the victims.  From Barnard's 1908 yearbook.

From Cupid's Cyclopedia by Oliver Herford, 1910.

From Illinois Woman's College's 1929 yearbook.

From The Film Daily, 1928.

Volcanoes of fury.  From the State Female Normal School,'s 1905 yearbook.

Here's an early iteration of the joke about there being a Nantucket subway, from Northeastern's 1968 yearbook.  Today, there are whimsical maps of the Nantucket subway, and if you'd like to redecorate with Nantucket Subway ceramic tiles, they actually exist!