Two hikers photographing Trummelbach Falls from path inside majestic rock canyons, Lauterbrunnen, canton of Bern, Switzerland, Europe

Noble Staircase, Bolsa Palace, UNESCO World Heritage Site, Porto, Norte, Portugal, Europe

Putuo Zongcheng Tibetan outer temple dating from 1767, Chengde city, UNESCO World Heritage Site, Hebei Province, China, Asia

Monastery of San Martin Pinario, Santiago de Compostela, Galicia, Spain, Europe

Monastery of San Martin Pinario, Santiago de Compostela, Galicia, Spain, Europe

Real Casino, Murcia, autonomous community of Murcia, Spain, Europe

Royal Staircase, Royal Palace, Turin, Piedmont, Italy, Europe

Colonial staircase at Archbishops Palace in Lima, Peru, South America

Steps leading to ornate domed building, Abu Dhabi, Abu Dhabi Emirate, United Arab Emirates

Stairs on ascent to Grand Balcon du Sud, Mt. Blanc, France, Mount Blanc, France

Morro Castle, Interior of old staircase, El Morro, San Juan, Puerto Rico