Ol Doinyo Lengai, often called the "Mountain of God," is an active volcano located in northern Tanzania and is a must-visit for adventurous travelers. Towering over the Great Rift Valley, this majestic peak is unique due to its lava composition. Unlike most volcanoes that produce molten lava, Ol Doinyo Lengai emits natrocarbonatite lava, which is unusually cool and flows like water. This rare phenomenon makes it one of the most intriguing volcanic landscapes on Earth.

This vibrant and picturesque city sits near the German border and is the 2nd most popular tourist city in France. Its historic city center is classified a World Heritage Site by UNESCO, and the Stasbourg Cathedral is one of the finest examples of Rayonnant Gothic architecture.

Many vacation opportunities abound year-round in the Garden State, and most anything is possible. For people who love the seashore, rich history, the beauty of nature and scenic countryside, the excitement of casinos and more, New Jersey has it.

Slovenia is a republic in southeastern Europe. Ljubljana is the capital and largest city. Slovenia is mountainous and has heavily forested regions. The highest point in the country, Mount Triglav.

Whether uncovering its past, enjoying its culinary delights, or simply soaking in the peaceful atmosphere, the picturesque Dutch city of Middelburg leaves a lasting impression on all who visit.