Rooftop views are a rarity in Rome, where buildings aren’t allowed to be taller than the dome of St. Peter’s Basilica. For views of the Eternal City from above, head to these five lookouts.

The low-rise, simple white stucco entrance to Shangri-La gives no hint of the riches inside. The façade, like the reticent Doris Duke, keeps its secrets hidden from prying eyes.

The Limahuli Garden’s ancient history, deep cultural links, and heroic gardening practices make it unique among Hawaiian gardens.