The Danube forms the southern boundary of the country terminating in the Delta on the Black Sea.
Warmest areas are in the south.
It is navigable for river and seagoing ships of up to 5,000 dwt. Capital of Wallachia in the 17th-19th centuries, then of Romania since 1862. 143,692 business were registered in Bucharest out of total of 681,761 country-wide. Touristic Resources Romania enjoys a diversified touristic potential, consisting in access to the Black Sea, to the Danube Delta, to mountains and hills. Moreover, various historical monuments and sites, like those in North Moldavia or the Maramures region enrich Romania's touristic destinations.