Saudi Arabia's crown prince said in an interview aired Sunday that war with Iran would devastate the global economy and he prefers a non-military solution to tensions with his regional rival.

Iran's foreign minister has urged arch-rival Saudi Arabia to accept that "security cannot be bought", saying an end to the war in Yemen would quell regional tensions.

Saudi Arabia on Friday said it was offering tourist visas for the first time, opening up the ultra-conservative Islamic kingdom to holidaymakers as part of a push to diversify its economy away from oil.

Saudi Arabia is set to issue tourist visas for the first time, seeking to draw millions of foreign visitors in a bid to diversify its oil-reliant economy.

Saudi Arabia's crown prince appeared to accept responsibility for the killing of journalist Jamal Khashoggi, telling US television a few months later that it "happened under my watch," but denying any prior knowledge.

Saudi Crown Prince Mohammed bin Salman hosted Iraq's Prime Minister Adel Abdel Mahdi for talks on Wednesday focused on attacks on the kingdom's oil infrastructure, which Washington has blamed on Iran.

Saudi Arabia on Friday revealed extensive damage to key oil facilities following weekend aerial strikes that were blamed on Iran, but vowed to quickly restore full production even as regional tensions soar.

The dramatic weekend assault on two Saudi oil facilities saw one of the targets struck four times sparking fires that took five hours to extinguish, the national oil company said Friday.

The Pentagon will present a broad range of military options to President Donald Trump on Friday as he considers how to respond to what administration officials say was an unprecedented Iranian attack on Saudi Arabia's oil industry.

In a White House meeting, the president will be presented with a list of potential airstrike targets inside Iran, among other possible responses, and he also will be warned that military action against the Islamic Republic could escalate into war, according to U.S. officials familiar with the discussions who spoke on condition of anonymity.

The Saudi-led coalition said it launched a military operation against Tehran-linked Yemeni rebels Thursday, in its first known strike since an attack on the kingdom's oil industry that was blamed on Iran.