1) Mount Kilimanjaro in Tanzania is the highest mountain in Africa and attracts climbers from around the world.

2) The study of fossils is called paleontology, and it helps us understand the history of life on Earth and the process of evolution.

3) The Black Lives Matter movement, which gained prominence in 2013, advocates for racial justice and equality, addressing systemic racism and police violence against Black individuals.

4) The Industrial Revolution, which began in the 18th century, brought about significant changes in agriculture, manufacturing, mining, and transportation.