An idyllic walk on a Maine beach turned into a nightmare for a woman who walked into quicksand. Jamie Acord said she and her husband were walking along Popham Beach when the ground gave way, according to WCSH. “I just dropped like a rock. [My husband] said I was there, and then the next minute I wasn’t,” she said, the U.K.’s Daily Mail noted that she called out, “I can’t get out!” “I couldn’t feel the ground with my feet,” she said. “I couldn’t push myself out.” “Literally it was kind of like I just dropped into a manhole cover,” she said, according to People. “We’re walking along, just talkin…