11. The border, marked by a line in the shifting sands since 1948, was never officially demarcated. 12. The border, marked by a line in the shifting sands since 1948, had never been officially demarcated. 13. Lief touches the opal to take it, and gets a vision of him sinking into the Shifting Sands . 14. Instead, it focuses on the poignant contrast between experience and memory, and on the shifting sands of truth. 15. Researchers and park officials have joined in trying to devise a long-term plan to corral the shifting sands . 16. The shifting sands and boundaries of the Buzi estuary have since allowed the sea to reclaim much of old Sofala.17. Officially declared non-existent in 1880, it is now invisible, covered by the shifting sands of time. 18. Also in the White River in Arkansas the shifting sand bars no longer supply a stable substrate for the mussels. 19. That's why many agents skip the shifting sands of co-op boards altogether and direct clients toward condos. 20. Without a proper track, she jogs along dirt roads that nearly disappear among the shifting sand near the Mediterranean coast.