As Germans celebrate this next week and the world watches — 20 years after the fall of the Berlin Wall and Iron Curtain — here are some Internet sources for remembering, with maps, pictures and perspectives. 

You might start with my series: Remembering the Berlin Wall and Cold War, including ideas for travelers to explore Eastern Germany and Berlin, experiencing old lives, chills, and fears. 

Others I recommend:

Twenty years later, how Germany has healed the scars of the Berlin Wall.

You may comment on the Berlin Wall Twitter site.

Take a historical and geographical journey of the Berlin Wall through the memories of those whose lives were shaped by it.

Cycling the Berlin Wall, a peaceful ride where guard dogs once roamed

Museums where you can see glimpses of life under communism

The Trabi revived as an electric car

"Wind of Change" is the anthem most associated, cigarette lighters aloft, with the fall of the Berlin Wall 20 years ago this November 9.

Vacations in Germany, planning a trip