My picture of the day The Cotton castle of Pamukkale, Turkey Share on Facebook Tweet on Twitter *My Picture of the day* - The Cotton castle of Pamukkale, Turkey. Pamukkale is famous for the hot springs which are rich in calcium carbonate. It gets precipitated forming milky white slopes called travertine terraces which look like cotton folds. ****** Dr.Surendra www.drsurendra.com www.instagram.com/dr.surendra.2017 *My Picture of the day* –The Cotton castle of Pamukkale, Turkey. Pamukkale is famous for the hot springs which are rich in calcium carbonate. It gets precipitated forming milky white slopes called travertine terraces which look like cotton folds.******Dr.Surendrawww.drsurendra.comwww.instagram.com/dr.surendra.2017