At least three people were killed and five others wounded Tuesday when a man opened fire in a restaurant in a small village in southern Germany, police said.

The shooter then took his own life, police in Heidelberg said.

The Bundesbank forecast on Monday that the German economy, Europe's biggest, will return to "normal, steady growth" in the second half of 2013, but sounded cautious about investment.

"In the second half of 2013, economic growth in Germany is likely to return to normal and steady rates," the German central bank wrote in its August monthly report.

Germany's foreign minister and his Qatari counterpart on Saturday condemned the spiraling violence in Egypt, urging political dialogue to avoid further bloodshed.

"We are deeply distressed by the ongoing and brutal violence in Egypt," German Foreign Minister Guido Westerwelle told journalists after meeting his Qatari counterpart Khaled al-Attiyah.

A gondola and a vaporetto waterbus collided Saturday on Venice's Grand Canal, killing a 50-year-old German tourist and badly injuring his young daughter, local media reported.

The accident happened around mid-day near the canal city's famous Rialto Bridge as the public transport waterbus maneuvered toward a stop, Italy's Ansa news agency said.

German Chancellor Angela Merkel called for vigilance against far-right extremism in Europe on Saturday, ahead of a visit to a former Nazi concentration camp.

Merkel will travel to Dachau near the southern city of Munich on Tuesday, becoming the first German chancellor to visit the former camp.

Germany will review its relations with violence-torn Egypt, the office of Chancellor Angela Merkel said in a statement following her talk Friday with French President Francois Hollande.

"The chancellor explained that the government, in view of the latest developments, would review its relations with Egypt," the chancellery statement said.

French President Francois Hollande and German Chancellor Angela Merkel called Friday for urgent European consultations on the escalating crisis in Egypt.

The two leaders discussed the crisis by telephone and "called for an immediate end to the violence" and for the foreign ministers of the EU to meet quickly next week over the deteriorating situation in Egypt, the French presidency said in a statement.

Germany on Friday "condemned in the strongest terms" the escalation of deadly violence in Egypt and urged all sides to avoid further bloodshed and return to dialogue.

The foreign ministry meanwhile widened its travel alert from Cairo and parts of the Nile River Delta to all of Egypt, including Red Sea tourist resorts, advising German citizens to stay away.

French President Francois Hollande and German Chancellor Angela Merkel plan to discuss the Egypt crisis in a telephone call at 1200 GMT Friday, a diplomatic source said.

Hollande warned Thursday of the threat of "civil war" in Egypt, after a crackdown by security forces on supporters of ousted Islamist President Mohammed Morsi left nearly 600 people dead.

German Chancellor Angela Merkel chose a picturesque small town to launch into full campaign mode for an election in which she is seen likely to stay at the helm of Europe's biggest economy.

Speaking in the old town square of Seligenstadt near Frankfurt late Wednesday, the woman affectionately dubbed "Mutti" or mum by some made the case that her conservative government is the most successful since reunification in 1990.