Paris is often called one of the most beautiful cities in the world. Famous for the Eiffel Tower, the Arc de Triomphe and ...

The marvelous Eise Eisinga Planetarium, the world’s oldest continuously operating planetarium in the world, dating from 1781, in Franeker visited on Day 6 of Boat Bike Tours’ eight-day Islandhopping ...

Long before European settlers arrived, the Hopewell culture created massive earthworks throughout the Ohio Valley that continue to baffle and impress modern engineers. Chillicothe is home to several ...