Satellite imagery of a heart-shaped oasis located in the Egyptian desert was released as “Photo of the Day” on Monday by the NASA’s Earth Observatory to mark Valentine’s Day 2022. The heart-shaped feature was first spotted in May 2021 from space. On Earth, the spot is known as Faiyum Oasis, a 1,200 square kilometres wetland filled with water, vegetation and rare fossils. Located southwest of Cairo, the oasis is thought to have sustained life for over 8,000 years. It’s main water body, Lake Qarun (also known as Lake Moeris), was historically fed by water overflowing seasonally from the nearby N…