Colombia is visa-free for most major Western nationalities. Just bring a passport. 90 days, extendable once for 90 more.

Chile is visa-free for most major Western nationalities. Just bring a passport. 90 days, extendable.

Argentina is visa-free for most major Western nationalities. Just bring a passport. 90 days, extendable.

Malaysia is visa-free for most major Western nationalities. Just bring a passport. 30-90 days depending on nationality.

Philippines is visa-free for most major Western nationalities. Just bring a passport. 30 days, extendable to 36 months.

Taiwan is visa-free for most major Western nationalities. Just bring a passport. 30-90 days depending on nationality.

South Korea now requires K-ETA (Korean Electronic Travel Authorization). $10 USD (K-ETA online). Apply 72+ hours before.

Singapore is visa-free for most major Western nationalities. Just bring a passport. 30-90 days depending on nationality.