The Huffington Post Laura Hibbard First Posted: 09/13/11 02:50 PM ET Updated: 11/13/11 05:12 AM ET
While Americans honored the memories of those lost in the September 11, 2001 attacks on the United States on Sunday, the date also marked 6 months since the fatal earthquake and tsunami left more than 20,000 people either dead or missing.
The 9.0 magnitude earthquake sparked a tsunami wave, which decimated parts of Japan's northeast. It also severely damaged the cooling system at the Fukushima nuclear power plant, which caused a state of emergency and evacuation.
Survivors prayed, hung colorful paper cranes in memory of their lost children, and thousands marched the streets to protest the use of nuclear power. Monks also chanted and preformed religious ceremonies in front of destroyed buildings.
Scroll through to see how some commemorated those lost in the destruction: