The unfinished Fort Jefferson is a massive coastal fortress, actually the largest masonry structure in the United States. The Fort is beautifully composed of more than 16 million bricks....
The male Yellow-billed Cuckoo call is a distinctive series of hollow, wooden-sounding ka-ka-ka-ka-ka-ka-ka-kow-kow-kow-kow-kowlp-kowlp-kowlp-kowlp-kowlp syllables. The entire series is...
Paso Internacional Los Libertadores is also called Cristo Redentor, actually a beautiful mountain pass in the Andes between Argentina and Chile. This is the...
Silbury Hill is an ancient monument located in Wiltshire, England, and is considered one of the largest man-made mounds in Europe. It was constructed...