On September 21, 2012, Their Royal Highnesses Grand Duke Henri and Grand Duchess Maria Teresa of Luxembourg participated in the 100th anniversary celebrations of the Luxembourg Central Train Station.
Whilst there the grand-ducal couple “… opened a newly renovated building, which features a drop-off zone in front of the station, as part of the celebrations.”
Source: Wort
On Friday, September 21, 2012, Her Royal Highness Princess Letizia of Asturias held audiences with representatives from the Asociación Atrofia de Nervio Óptico de Leber (ASANOL) and the Asociación Pro Personas con Discapacidad Intelectual de Galicia (ASPRONAGA) at Palacio de la Zarzuela.
Source and Photo courtesy of:CDSMR
Here (in English) is an interesting article from Japan Daily News about His Imperial Majesty Emperor Akihito of Japan and his potential visit to South Korea.
On September 21, 2012, Her Royal Highness The Princess Royal was in Berkshire for a one day visit. During her stay the princess opened new offices at the Amber House Market Street in Bracknell.
The Princess Royal also participated in an unveiling of a memorial dedicated to United States servicemen at New Greenham Park. Please click here to watch a video.
On Friday, September 21, 2012, Her Majesty Queen Sofia of Spain presided over the 8th Simposio Internacional “Avances en la Enfermedad de Alzheimer” (8th International Symposium “Advances in Alzheimer’s Disease) held at the Centro Alzheimer de la Fundación Reina Sofía.
The purpose of the meeting was to bring together scientists, researchers, Neurologists, and institutions to discuss “… the latest findings in their research on Alzheimer’s disease and their application to treatment.”
During opening day of the 22nd Annual Monaco Yacht Show, His Serene Highness Prince Albert II met with top luxury yacht manufacturers to discuss the use of wood from sustainably managed forests.
His Serene Highness Prince Albert II of Monaco is currently in Canada for a visit. Yesterday, the sovereign prince was in Iqaluit where he toured Nunatta Sunakkutaangit museum as well as took part in a nature walk at Apex Rotary Park with Ms. Okalik Eegeesiak, President of the Qikiqtani Inuit Association, and Ms. Alacie Joamie.
Today, it was announced that the Fondation Prince Albert II de Monaco, in collaboration with Oceans North Canada, will donate money to the Qikiqtani Inuit Association to protect as well as “…support two new projects on the future of the Lancaster Sound.”
Prince Albert II noted in a press release:
“…importance of the long term viability of marine resources to Inuit and we agree that Inuit must retain a leadership role in the protection of this marine region.”
The sovereign prince is scheduled to visit the Inuit community of Kuujjuaq located in Nunavik, Quebec, this afternoon.
Sources: CBC and Nunatsiaq
royalcorrespondent.com 
