looking for life long relationship

I am a professional living in the mid west. Have extensive travel experience. Adventurous, fly airplane. like good food. take long walk along the river. watch good shows, go to movies. I also like to work. Take care of my friends and family.I have been living in the US for 40 yrs. Still have some family back home in Iran, I visit them once every couple of yrs.I am in my early sixties, recently, lost my wife of 40 yrs to cancer. I am looking for long term relationship, to spend the rest of my life with.