The same earthquake fault that lies under Haiti also runs through the Dominican Republic. Geologists warn that the Haiti quake – at the Enriquilla-Plantain Garden Fault – may have added strain elsewhere and more quakes are possible.
Haiti was in the top 10 countries receiving US aid in 1998, but by 2008 conflict-ridden countries such as Afghanistan, Iraq, and Sudan topped it.
Haiti earthquake relief workers say they are hampered by quake's devastation. All three of Medecins sans Frontieres' (MSF) centers in Haiti were crushed. Workers couldn't drive around because Haitians were sleeping on the roads. But the international airport is now open for aid flights.
Residents rest on the street after an earthquake in Port-au-Prince on Tuesday. A powerful 7.0 magnitude earthquake caused major damage to Haiti when it hit off the coast of the Caribbean nation.
Haitians and those living in Haiti took to Twitter to get word of their situation out to the world, even as those with family in Haiti still could not reach loved ones via cellphone. A sampling of tweets and other social media.
Relief agencies have put out calls for donations, and are preparing teams to go to Haiti in the wake of Tuesday's quake. A hospital, the National Palace, and other buildings in Haiti's capital were damaged in the biggest earthquake to hit the island in 200 years.
Men ride a motorcycle and sidecar along a road near Reinosa, northern Spain on Friday. Spain's weather authorities have put out alerts of cold temperatures and snowstorms for several regions in the country.
The Caribbean: St. Jean Bay in Saint Barth is shown here.