Grand Erg Oriental follow the wind's direction. There are other types of dunes, as well as "complex" dunes. Saharan winds are also known to clear an area of sand altogether, leaving bare rock (hamada) or gravel (reg). The "Grand Erg Oriental" is accessible overland by an Algerian road, which goes south from Constantine. It passes through the Aurès mountains, then salt lakes by the city of Biskra. Next the road skirts the western edge of the erg. After about 500 km. in all, it reaches the ancient oasis of Ourgla [Wargla]. Since late antiquity Wargla was a stop for the Saharan trade, being
That's What Love Is Made Of several famous nursery rhymes in this song; in fact, the song's title itself is a variation of the rhyme "What Are Little Girls/Little Boys Made Of?" and parts of this famous rhyme were incorporated into the lyrics of this song, which, like many Miracles songs, starts with the guitar licks of Miracles member Marv Tarplin. Robinson, as the lead singer, serves as the song's narrator: ""You take Sugar and Spice...Everything Nice... and you've got a little girl, yeah, yeah...You take Snakes and Snails...Puppy Dog's tails...and you've got a little boy, yeah, yeah...That's what Love Is Made Of..." " The song