Austria
This museum houses the art and artifacts collected by the Habsburg emperors. The lower floors contain ancient artifacts, including some from Egypt, Rome, and Greece. The upper floors are an art museum housing works by several of the Renaissance masters.
England
During World War II, much of the war effort was conducted from bunkers beneath Whitehall due to the frequent bombings. Following the surrender of the Japanese Forces, the doors to the Cabinet War Roo…
Austria
One of the word's most impressive jewelry collections, Vienna's imperial treasury contains rooms and rooms of royal regalia, treasures, and artifacts. Highlights include the Holy Lance and the sword of Charlemagne.
Slovakia
Set on a hill overlooking the city, Bratislava Castle is impressive from the outside. The exhibits inside are forgettable, but it's worth walking around the grounds and soaking in the best view in town.
Germany
A must for World War II history buffs, Cecilienhof was the site of the famous Potsdam Conference, where the United States, United Kingdom, and Soviet Union negotiated the peace following World War II.
Germany
Frederick the Great's summer home, Sanssouci Palace is at once impressive and comfortable. Despite his military prowess, Frederick was an artist and philosopher at heart, and his true passions come through in the palace's elegant interior.
Peru
Housed in a Lima mansion, this museum focuses on pre-Inca artifacts from all over Peru. It does an excellent job of surveying and explaining pre-Inca cultures.
Peru
Saqsaywaman is a massive Inca citadel perched in the hills above Cusco. It's a paradigmatic example of Inca architecture, with enormous stones expertly cut to fit together without mortar.
Peru
These salt mines have been operating in much the same fashion since pre-Inca times. A nearby hot spring feeds the mines with warm water, which flows through pools colored brown, pink, and white.
Peru
A truly impressive ruin of an Inca city, including numerous terraces, an unfinished temple, and irrigation systems.